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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 have occurred
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase 'may have occurred' is correct and usable in written English.
It is a form of the verb "to occur" and is used when talking about something that may possibly have happened in the past. It is often used when speaking about events or situations that likely took place, but are uncertain. For example: "The power outage may have occurred during the storm last night."
✓ Grammatically correct
Science
News & Media
Academia
Alternative expressions(19)
might have happened
could have taken place
potentially transpired
might have occurred
conceivably happened
it is possible that it happened
it is plausible that it occurred
may have proceeded
may have generated
may have progressed
may have participated
may have triggered
may have existed
may have aroused
may have characterized
may have encountered
may have prompted
may have happened
may have transpired
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
Something similar may have occurred in the euro zone.
News & Media
"We don't yet know the human and economic losses that may have occurred," Obama says.
News & Media
Officials are still trying to determine how many violations may have occurred.
News & Media
Rather, he said the department was collecting information on "any atrocities that may have occurred".
News & Media
It is hard to avoid the feeling that a passing of the generations may have occurred.
News & Media
Changes may have occurred since this date.
Academia
Finally, it may have occurred during condensation.
Science
We hope this clarifies any confusion that may have occurred".
News & Media
We again apologize for any misunderstandings that may have occurred.
News & Media
Interestingly, the effects found may have occurred through different mechanisms.
Consequently, many interplate aftershocks may have occurred in this region.
Science
Expert writing Tips
Best practice
When discussing potential past events, use "may have occurred" to indicate possibility without certainty. It is suitable for formal and informal contexts.
Common error
While acceptable, relying too heavily on "may have occurred" can make writing sound repetitive. Vary your language by using synonyms like "might have happened" or "could have taken place" to improve readability and engagement.
Source & Trust
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "may have occurred" functions as a modal verb phrase expressing possibility or uncertainty regarding a past event. Ludwig AI confirms its proper usage in various contexts.
Frequent in
Science
40%
News & Media
30%
Academia
15%
Less common in
Formal & Business
10%
Encyclopedias
3%
Wiki
2%
Ludwig's WRAP-UP
In summary, "may have occurred" is a versatile phrase used to express the possibility of a past event. Ludwig AI confirms its grammatical correctness and frequent usage across various domains, including science, news, and academia. While it is suitable for both formal and informal contexts, it is important to be mindful of potential redundancy and consider using synonyms like "might have happened" or "could have taken place" to enhance writing quality. With an expert rating of 4.6, it stands as a reliable and effective way to convey uncertainty about past events.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
might have happened
Replaces "occurred" with "happened" and "may" with "might", indicating a slightly weaker possibility.
could have taken place
Substitutes "may" with "could" and "occurred" with "taken place", suggesting possibility with a focus on the event happening.
potentially transpired
Replaces "may have occurred" with a more formal and less common phrase. "Transpired" implies an event that has become known.
conceivably happened
Uses "conceivably" to emphasize the possibility of the event, while replacing "occurred" with "happened".
it is possible that it happened
Rephrases using a more explicit structure with "it is possible that", offering a less direct alternative.
it is plausible that it occurred
Uses "plausible" to suggest that the event is believable or reasonable, while maintaining the original verb "occurred".
possibly came about
Replaces "occurred" with "came about", indicating the event's emergence or origin.
perhaps came to pass
A more literary alternative, using "came to pass" in place of "occurred" to denote the event taking place.
there's a chance it happened
An informal rephrasing expressing a chance or likelihood of the event happening.
it's conceivable that it took place
Combines "conceivable" with "took place" for a slightly more emphatic expression of possibility.
FAQs
How can I use "may have occurred" in a sentence?
"May have occurred" is used to express a possibility about a past event. For example, "The error "may have occurred" during the data transfer."
What are some alternatives to "may have occurred"?
Alternatives include "might have happened", "could have taken place", or "potentially transpired" depending on the context and desired level of formality.
Is "may have occurred" formal or informal?
"May have occurred" is suitable for both formal and informal contexts. However, in very formal writing, consider alternatives like "potentially transpired" for added sophistication.
What is the difference between "may have occurred" and "might have occurred"?
Both "may have occurred" and "might have occurred" express possibility, but "might" suggests a slightly lower probability than "may".
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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
86%
Authority and reliability
4.6/5
Expert rating
Real-world application tested