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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
may not work
Grammar usage guide and real-world examplesUSAGE SUMMARY
"may not work" is correct and usable in written English.
You can use it to express a possibility that something will not work or be successful. Example: I'm not sure if my plan will work, it may not work.
✓ Grammatically correct
News & Media
Wiki
Alternative expressions(19)
might not succeed
could prove ineffective
is unlikely to be effective
might not work
is subject to failure
may not engage
may not be operational
may not return
may not come
may not receive
may not happen
may not save
may not show
may not recognize
may not hold
may not bother
may not last
could be unsuccessful
could be mistaken
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
60 human-written examples
That may not work.
News & Media
Even that may not work.
News & Media
But this may not work.
News & Media
It acknowledges this may not work.
News & Media
It may not work for many schools.
News & Media
These measures may or may not work.
News & Media
Moreover, the ideas may not work anyway.
News & Media
It may not work on you.
News & Media
It may not work for N.Y.U.
News & Media
This approach may not work.
News & Media
That argument may not work.
News & Media
Expert writing Tips
Best practice
When discussing potential outcomes, use "may not work" to express uncertainty or doubt about the success of a plan, strategy, or device. It softens the statement, suggesting a possibility rather than a certainty of failure.
Common error
Avoid using "may not work" when you have definitive evidence of failure. If something has already failed, use stronger language to reflect the confirmed outcome.
Source & Trust
79%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "may not work" functions as a modal phrase expressing a possibility or a lack of certainty about the success or effectiveness of something. As Ludwig AI indicates, the phrase is grammatically correct and usable in written English.
Frequent in
Wiki
41%
News & Media
33%
Science
26%
Less common in
Formal & Business
0%
Encyclopedias
0%
Reference
0%
Ludwig's WRAP-UP
In summary, "may not work" is a versatile phrase used to express uncertainty about the success of something. Ludwig AI confirms its grammatical correctness and usability. It is most commonly found in news articles and wiki guides, conveying caution or suggesting alternatives. When using this phrase, ensure it aligns with the level of certainty you intend to convey and avoid using it when definitive evidence of failure exists. Alternatives like "might not succeed" or "could prove ineffective" can add nuance to your writing.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
might not succeed
Replaces "work" with the more direct synonym "succeed", emphasizing the potential for failure.
could prove ineffective
Emphasizes the potential lack of effectiveness, adding a layer of formality.
is unlikely to be effective
Focuses on the low probability of success, highlighting the skepticism.
is not guaranteed to function
Specifically addresses the functioning aspect, clarifying the potential for operational failure.
has a risk of failing
Highlights the element of risk associated with the potential lack of success.
might end in failure
Emphasizes the ultimate outcome of failure, focusing on the potential result.
may turn out to be unsuccessful
Adds a temporal dimension, suggesting the lack of success will become apparent over time.
is subject to failure
Highlights the vulnerability to failure, suggesting inherent weaknesses.
carries a chance of not working
Specifies the existence of a chance or possibility that it won't work.
does not ensure success
Replaces the negative with a positive statement of lack of guarantee
FAQs
How can I use "may not work" in a sentence?
"May not work" indicates a possibility of failure. For example: "This solution "may not work" for everyone, but it's worth trying".
What are some alternatives to "may not work"?
Alternatives include "might not succeed", "could prove ineffective", or "is unlikely to be effective", depending on the context.
Is it better to say "may not work" or "will not work"?
"May not work" expresses uncertainty, while "will not work" indicates certainty. Choose based on your confidence in the outcome. If you're unsure, ""may not work"" is more appropriate.
What's the difference between "may not work" and "might not work"?
The difference is subtle. Both express possibility, but ""may not work"" suggests a slightly higher probability of success than "might not work". Context often dictates the best choice.
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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
79%
Authority and reliability
4.5/5
Expert rating
Real-world application tested