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Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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could have occurred

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "could have occurred" is correct and usable in written English.
It is typically used to express a possibility or hypothetical situation in the past that did not actually happen. Example: "The accident could have occurred if the driver had not been paying attention."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

"Things could have occurred," she said.

News & Media

The New York Times

But depressurization could have occurred without breakup, experts said.

News & Media

The New York Times

The injury could have occurred when my mother had Rew.

News & Media

The New Yorker

There are just two ways that could have occurred.

The high sequence variability suggests that somatic diversification of these nonself recognition molecules could have occurred.

However, the compression stresses implied that creep deformation could have occurred without inducing discernible creep damage.

She noted, though, that the findings could have occurred by chance.

News & Media

The New York Times

He said that the interbreeding could have occurred anywhere in southern Asia.

News & Media

The Guardian

There was a lack of preparedness around a scenario that manifestly could have occurred.

News & Media

The Guardian

Mr. Scheider adds helpfully that such a "gigantic eruption could have occurred".

He did not deny, however, that such a conversation could have occurred.

News & Media

The New York Times
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Expert writing Tips

Best practice

Use "could have occurred" to express a possibility in the past that did not necessarily happen. It's suitable when discussing potential scenarios or explaining how something might have unfolded differently.

Common error

Avoid using "could have occurred" when a more definitive explanation is required. If you have evidence or strong reasons to believe something did happen, opt for stronger verbs like "happened", "resulted", or "was caused by" instead of hedging with "could have occurred".

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "could have occurred" functions as a modal verb construction expressing a past possibility. It indicates that an event was possible in the past, but it's not confirmed whether it actually happened. As Ludwig AI shows, the phrase is widely used across various contexts to suggest potential scenarios.

Expression frequency: Very common

Frequent in

News & Media

52%

Science

38%

Encyclopedias

5%

Less common in

Wiki

3%

Academia

2%

Formal & Business

0%

Ludwig's WRAP-UP

In summary, "could have occurred" is a versatile phrase used to express past possibilities or hypothetical situations. Ludwig AI confirms its grammatical correctness and widespread use across various domains. It's crucial to use this phrase when discussing potential events that were possible but not confirmed. While alternatives exist, such as "might have happened" or "may have taken place", "could have occurred" provides a balanced and widely accepted way to speculate about past events without making definitive claims.

FAQs

How can I use "could have occurred" in a sentence?

Use "could have occurred" to describe something that was possible in the past but not certain. For example, "The accident "could have occurred" if the driver hadn't reacted quickly."

What can I say instead of "could have occurred"?

You can use alternatives like "might have happened", "may have taken place", or "potentially happened" depending on the context.

Which is correct, "could have occurred" or "could occur"?

"Could have occurred" refers to a past possibility, while "could occur" refers to a present or future possibility. For example, "The error "could have occurred" during the data entry process," versus "A similar error "could occur" again if we don't improve our procedures."

What's the difference between "could have occurred" and "would have occurred"?

"Could have occurred" indicates a possibility that something might have happened, but didn't necessarily. "Would have occurred" suggests a certainty given a specific condition. For example, "The delay "could have occurred" due to unforeseen circumstances," versus "The delay "would have occurred" if the flight had been on time."

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Source & Trust

82%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Most frequent sentences: