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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
there occur
Grammar usage guide and real-world examplesUSAGE SUMMARY
"there occur" is a valid and usable phrase in written English.
It is often used as an alternative to the phrase "there happens". For example, "There occur many changes during childhood development."
✓ Grammatically correct
Science
Encyclopedias
News & Media
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
34 human-written examples
In man there occur two rare conditions that, according to recent evidence, represent partial sex reversal.
Encyclopedias
To the south of Farafangana the coast becomes rocky, and in the southeast there occur many little bays.
Encyclopedias
In certain parts of the delta there occur layers of peat, composed of the remains of forest vegetation and rice plants.
Encyclopedias
The same sort of change occurred in one Italian dialect: in Tuscan, there occur porta "door," la forta "the door," tre porte "three doors," from Latin porta, illa porta, tres portae.
Encyclopedias
In addition, the greater the involvement of directors in the day-to-day management of the company, the more difficult it will be (should there occur in the course of such management an adverse event that results in a stockholder suit) for those directors to use their reliance on the relevant corporate officers as a basis to avoid personal liability.
Academia
It is noteworthy that in all these separate locations, there occur different biochemical reactions, which are not however excluded from the intracellular mass transfer.
Science
Human-verified similar examples from authoritative sources
Similar Expressions
26 human-written examples
LAST year there occurred a minor miracle.
News & Media
But, in its own category, there occurred the Fateful Day.
News & Media
The most dramatic changes there occurred in the last 30 years of the 20th century.
News & Media
Between Harding's death and funeral, there occurs this one-sentence paragraph: "I issued the usual proclamation".
News & Media
The last major outbreak of the disease there occurred in 1884.
News & Media
Expert writing Tips
Best practice
Use "there occur" in formal writing and scientific contexts to maintain an objective and impersonal tone.
Common error
Avoid using "there occur" in casual conversation or informal writing; simpler phrases like "things happen" or "events take place" are more appropriate.
Source & Trust
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "there occur" functions as an existential construction, indicating the existence or happening of something. It's typically followed by a plural noun phrase. Ludwig AI confirms this with its analysis of usage examples.
Frequent in
Science
41%
Encyclopedias
24%
News & Media
24%
Less common in
Academia
6%
Formal & Business
0%
Wiki
0%
Ludwig's WRAP-UP
In summary, "there occur" is a grammatically correct phrase used to introduce the existence or happening of something, primarily in formal and scientific writing. As confirmed by Ludwig AI, it functions as an existential construction, presenting facts objectively. While common, it should be used judiciously, avoiding overuse in informal contexts where simpler alternatives are more appropriate. Authoritative sources like Encyclopedia Britannica and The New York Times demonstrate its proper usage across diverse contexts. Remember to use "there occur" with plural nouns and reserve it for situations where you want to emphasize the occurrence of an event or process rather than simple existence.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
events transpire
Replaces "occur" with "transpire", focusing on the unfolding of events.
incidents arise
Substitutes "occur" with "arise", suggesting that the incidents emerge or come into existence.
situations develop
Replaces "occur" with "develop", highlighting the evolution of situations.
happenings unfold
Uses "happenings" instead of a general "there" structure and replaces "occur" with "unfold", emphasizing a process.
instances materialize
Uses "materialize" instead of "occur", giving the sense of becoming real or apparent.
developments take place
Emphasizes "developments" and uses "take place" instead of "occur", indicating a specific location or timeframe.
circumstances come about
Highlights "circumstances" and replaces "occur" with "come about", focusing on how things came to be.
things transpire
Emphasizes the informal term "things" and replaces "occur" with "transpire".
events come to pass
Replaces "occur" with the more formal and somewhat archaic "come to pass", emphasizing a sense of inevitability or destiny.
phenomena are observed
Focuses on "phenomena" and uses "are observed" instead of "occur", highlighting the act of observation.
FAQs
How can I use "there occur" in a sentence?
Use "there occur" to introduce the existence or happening of something, typically in a formal or scientific context. For example, "There occur many changes during the experiment".
What are some alternatives to "there occur"?
You can use alternatives like "events transpire", "happenings unfold", or "incidents arise" depending on the nuance you want to convey.
Which is correct, "there occur" or "there occurs"?
"There occur" is used with plural nouns, while "there occurs" is used with singular nouns. For example, "There occur many problems" vs. "There occurs a problem".
What's the difference between "there occur" and "there are"?
"There are" indicates simple existence, whereas "there occur" suggests an event or process is happening. "There are many trees" simply states existence, while "There occur changes in the forest" implies a dynamic process.
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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
82%
Authority and reliability
4.1/5
Expert rating
Real-world application tested