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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
and is does
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "and is does" is not correct in English and does not make sense.
It cannot be used in written English as it stands, as it combines two verbs incorrectly. Example: "The report is due tomorrow, and is does not include the latest data." (This example is incorrect.)
⚠ May contain grammatical issues
Science
News & Media
Wiki
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
4 human-written examples
This under-coordination disagrees with prior MD simulations that reported a surface Fe3+ OH2 distance of 2.13 Å for the isolated surface (2.21 Å microsolvated) [27] and is does not support the accepted approach for generating surface models for oxides in which the metal cations retain the coordination of the bulk.
Science
And IS does not believe in any religion it's all politics.
News & Media
However, the lack of association between this polymorphism and IS does not exclude the existence of other variants in this gene or its interaction with other genes that could influence the risk of developing IS.
Science
This interruption is usually short term, aimed to evaluate the patients and plan further management strategies, including the definitive sedation interruption once the clinical picture and ICP are no longer a concern and IS does not provoke patients' distress and metabolic imbalance.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
56 human-written examples
He trained well and is doing well.
News & Media
It could — and is doing so.
News & Media
while and are do 7.
and be done with it.
Wiki
And Thomas is done.
News & Media
And justice is done.
News & Media
And who is doing the gouging?
News & Media
Expert writing Tips
Best practice
Avoid using the phrase "and is does" in formal writing. It's grammatically incorrect and can confuse your readers. Instead, use grammatically correct alternatives like "and it does" or rephrase the sentence for clarity.
Common error
A common error is to mistakenly combine "is" and "does" when one is sufficient. Always check the subject-verb agreement to ensure you're using the correct verb form. For example, use "and it does" if the subject is singular and requires the verb "does".
Source & Trust
85%
Authority and reliability
1.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "and is does" is grammatically incorrect, according to Ludwig AI. It attempts to connect two clauses using "and" but fails to form a coherent grammatical structure. The presence of both "is" and "does" without a clear subject or purpose results in an ungrammatical construction.
Frequent in
Science
33%
News & Media
33%
Wiki
33%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, the phrase "and is does" is grammatically incorrect and should generally be avoided in formal writing. As Ludwig AI states, the phrase combines two verbs incorrectly, leading to an incoherent structure. While it appears in a limited number of sources, these instances are often due to errors or unintentional word combinations. Instead, consider using grammatically correct alternatives like "and it does" or rephrasing the sentence to ensure clarity. Due to its grammatical issues, this phrase is more suitable for informal contexts where grammatical precision is less emphasized.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
and it does
Replaces "is" with "it" to form a complete clause with a subject and verb, correcting the grammatical error.
and so it does
Adds "so" for emphasis or agreement, making the sentence grammatically sound.
and it is
Replaces "does" with "is" to form a simple, grammatically correct clause.
and that is
Adds "that" to clarify what "is" refers to, improving the sentence structure.
and this does
Substitutes "this" for a more specific subject, resolving the grammatical issue.
and who does
Corrects the structure by turning the phrase into a question.
and what it does
Adding "what" transforms the phrase into a noun clause, correcting the grammar.
and that does
Adds "that" for a more specific subject, making it grammatically correct.
and which does
Using "which" turns the phrase into a relative clause, resolving the grammatical error.
and thus it does
Replacing "is" with "thus" gives an explanation instead of a linking verb and fixes the grammar.
FAQs
Is the phrase "and is does" grammatically correct?
No, the phrase "and is does" is grammatically incorrect. It combines two verb forms incorrectly. A correct alternative would be to use "and it does" or to rephrase the sentence entirely.
When is it appropriate to use "and is does"?
The phrase "and is does" is generally not appropriate in any formal context due to its grammatical error. It's better to use corrected forms such as "and it does" or "and so it does".
What are some alternatives to "and is does" that I can use in my writing?
Depending on the context, you can use alternatives like "and it is", "and that is", or "and it does". Choose the alternative that best fits the meaning you are trying to convey.
How does the meaning change if I replace "and is does" with "and it does"?
Replacing "and is does" with "and it does" corrects the grammatical error and provides a clear subject and verb. The corrected phrase indicates that something performs an action, whereas the original phrase lacks a clear meaning due to its incorrect structure.
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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
85%
Authority and reliability
1.8/5
Expert rating
Real-world application tested