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Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
regarding those two
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "regarding those two" is correct and usable in written English.
It can be used when you want to refer to two specific items or subjects that have been previously mentioned or are known to the reader. Example: "Regarding those two proposals, I believe we should discuss the potential benefits and drawbacks of each."
✓ Grammatically correct
News & Media
Science
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
4 human-written examples
Here are more telling numbers regarding those two months.
News & Media
Pat D'Amuro, who was second in command to O'Neill and went on to become the FBI inspector leading the 9/11 investigation, said that from the vast body of official research conducted into whether the attacks might have been prevented, "the one thing – the only thing – that stands out is this particular piece of information regarding those two terrorists that the Agency did not tell us about".
News & Media
This means that forwarder 3 has older information regarding those two packets, so the batch map is not updated for these two entries.
Since bread wheat (Triticum aestivum) is an allohexaploid species, consisting of three sub-genomes (A, B and D) and shares the former two sub-genomes with the allotetraploid durum wheat (Triticum turgidum ssp. durum) (10), it was decided to merge the data regarding those two species and organize the database into three main sections corresponding to the genus Triticum, Hordeum and Oryza.
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
Regarding those four packages completely uncovered in threads for how-to-do-it tasks, javax.swing.plaf.swing.plaf
Already there are rumblings about Hamas mouthing soothing words regarding those three conditions without vowing to adhere to them.
News & Media
We regard those two as the only intelligent thinkers of the 20th century.
News & Media
But with Oxford in abeyance until after the war, I still regard those three years as my student years.
News & Media
Regarding those first six months, Google writes, "For marketers, this longer, more engaged research phase is a key moment to influence users' purchase decisions".
News & Media
Regarding those first six months, Google writes, "For marketers, this longer, more engaged research phase is a key moment to influence users' purchase decisions". It points approvingly to EA for taking out ads alongside search results and in YouTube to promote its game trailers during this period.
News & Media
Further responses regarding these two audio forms are reported below.
Expert writing Tips
Best practice
Use "regarding those two" to clearly and concisely refer back to two specific items or subjects that have already been introduced or are clearly understood within the context.
Common error
Avoid using "regarding those two" if the two items have not been explicitly mentioned or are not easily identifiable from the surrounding text. Always ensure clarity in referencing.
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "regarding those two" functions as a prepositional phrase that modifies a verb or noun, introducing information related to two specific items or subjects. It clarifies the scope of the statement, focusing the attention on the items mentioned. As Ludwig confirms, this phrase is correct and usable.
Frequent in
News & Media
33%
Science
67%
Formal & Business
0%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "regarding those two" is a grammatically sound prepositional phrase used to direct attention to two specific items or subjects that have already been mentioned. As supported by Ludwig's analysis, the phrase is correct and effectively communicates its intended meaning. While its frequency is uncommon, it appears in diverse contexts like news and scientific publications. Alternative phrases such as "concerning those two" or "about those two" can be used depending on the desired level of formality. It's crucial to ensure that the two items are clearly defined in the context to avoid any ambiguity.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
in regard to those two
Very similar, but slightly more verbose than "regarding those two".
concerning those two
Replaces "regarding" with "concerning", keeping the rest of the phrase identical; slightly more formal.
as to those two
Substitutes "regarding" with "as to", creating a shorter and slightly more informal phrase.
about those two
Substitutes "regarding" with "about", offering a simpler and more direct alternative.
with respect to those two
Replaces "regarding" with a more formal and elaborate phrase "with respect to".
in relation to those two
Offers a more descriptive alternative, specifying that the information is connected or related.
respecting those two
Uses "respecting" as a synonym for "regarding", indicating consideration of the items.
pertaining to those two
Uses "pertaining to" instead of "regarding", indicating that the information is relevant to the specified items.
in reference to those two
Provides a slightly more formal alternative, indicating that the information makes reference to the subjects.
relative to those two
Replaces "regarding" with "relative to", emphasizing the connection or comparison to the items.
FAQs
How can I use "regarding those two" in a sentence?
Use "regarding those two" to introduce information specifically related to two items previously mentioned. For example: "We discussed the budget and the timeline. "Regarding those two", further analysis is required."
What are some alternatives to "regarding those two"?
Alternatives include "concerning those two", "about those two", or "with respect to those two", depending on the level of formality desired.
Is there a difference between "regarding those two" and "regarding these two"?
"Regarding those two" refers to two items that are understood or previously mentioned, while "regarding these two" is more appropriate when pointing out or introducing the two items at the same time. The choice depends on whether the items are already known to the audience.
Can I use "regarding those two" in formal writing?
Yes, "regarding those two" is appropriate for formal writing, but consider alternatives like "with respect to those two" or "in relation to those two" for a more sophisticated tone.
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
81%
Authority and reliability
4.1/5
Expert rating
Real-world application tested