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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
investigated back
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "investigated back" is not correct and does not convey a clear meaning in written English.
It is unclear and may confuse readers, as "investigated" typically does not pair with "back" in this context. Example: "The case was investigated back to its origins" does not effectively communicate the intended meaning.
⚠ May contain grammatical issues
News & Media
Science
Alternative expressions(4)
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
5 human-written examples
Among those investigated back then was Otto J. Reich, a veteran of Latin American struggles.
News & Media
Meanwhile Callum Ogilvy, who murdered a toddler almost a decade ago — and whose case Paddy investigated back when she was a reporter — is about to get out of jail.
News & Media
Since the shooting took place in international waters, the ship was not obliged to come to the Indian shore and that the matter would have been investigated back in Italy, the Italian authorities say.
News & Media
Had I not been investigated back at age 16 no one at the restaurant would have known I was a lapsed Boy Scout and read Stephen King novels.
News & Media
The first large randomised controlled trial in 69 patients investigated back massage compared to standard nursing care [ 26] and suggested increased sleep quantity in the intervention group.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
54 human-written examples
The Back Complaints in the Elders (BACE) consortium is an international group of investigators who have independently established prospective cohorts in a primary care setting to investigate back pain among seniors [ 52].
Many suspect that Jokowi, in the Javanese way, was deferring to his patron by promoting Mr Budi, whose suspicious bank balance the authorities began to investigate back in 2010.
News & Media
Table 5 shows the prevalence estimates reported by six studies investigating back pain as an outcome.
There are several studies investigating back pain beliefs and fear avoidance beliefs in general populations and in patients with chronic pain [ 21, 24, 68, 69, 74].
Investigating back pain frequency, Brattberg et al. reported that 22% of the boys in their study and 47% of the girls aged 13 years had back pain often [ 13].
The aim of the study was to investigate back pain sufferers' responses to BackInfo with a particular focus on their understanding of and attitudes towards the research-based treatment information.
Science
Expert writing Tips
Best practice
When referring to past investigations, consider using more precise phrasing such as "revisited", "traced back", or "re-examined" to enhance clarity and grammatical correctness.
Common error
Using "investigated back" can confuse readers. Instead, specify what was investigated and the method of investigation (e.g., "The origins of the issue were traced back to 2010").
Source & Trust
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "investigated back" is typically used as a verb phrase, but Ludwig AI suggests its usage is often grammatically incorrect. It aims to express revisiting or retracing the steps of a previous investigation.
Frequent in
News & Media
43%
Science
57%
Less common in
Formal & Business
0%
Academia
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, while the phrase "investigated back" appears in various sources, including news and scientific articles, Ludwig AI flags it as grammatically incorrect and advises against its use. Clearer alternatives like "revisited", "traced back", or "re-examined" are recommended to avoid ambiguity. The phrase primarily functions to indicate a renewed or retrospective examination, but its non-standard usage undermines its effectiveness. While it has a neutral register due to its appearance in news and scientific contexts, it's best reserved for informal settings or avoided altogether in favor of more precise phrasing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
re-examined
This highlights a renewed examination of something, often with the implication of correcting previous oversights or inaccuracies.
researched again
It indicates a repeat of the research process to examine something in new circumstances.
revisited
This alternative conveys the sense of returning to examine something previously investigated, implying a fresh look or updated perspective.
went back to investigate
It indicates returning to a previous investigation site or subject matter to gather more information.
traced back
This suggests following a line of inquiry to its origin or source, emphasizing a historical or causal connection.
delved back into
This suggests a thorough and in-depth re-examination, indicating a commitment to uncovering hidden details.
looked into again
This informal phrasing emphasizes the act of investigating something for a second time, suggesting a simple and direct approach.
followed up on
It refers to the act of continuing to examine a problem in order to check that nothing has been overlooked.
reopened the investigation
This implies a formal resumption of an investigation, often in legal or official contexts.
reviewed the matter
This suggests a careful and thorough examination of a situation or issue, often in a professional or administrative setting.
FAQs
What does "investigated back" mean?
The phrase "investigated back" is not standard English and can be confusing. It generally suggests a re-examination or tracing of something to its origins, but clearer phrasing is usually preferred.
What can I say instead of "investigated back"?
Consider using alternatives such as "revisited", "traced back", or "re-examined" depending on the specific context.
Is "investigated back" grammatically correct?
No, "investigated back" does not follow standard grammatical conventions. While it might be understood in certain contexts, it's better to use clearer and more grammatically sound alternatives.
How can I use "trace back" in a sentence?
You can use "trace back" to indicate finding the origin or cause of something. For example, "The problem can be traced back to a software update."
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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
83%
Authority and reliability
2.8/5
Expert rating
Real-world application tested