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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
that has occurred
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that has occurred" is correct and usable in written English.
It can be used to refer to an event or situation that has taken place in the past. Example: "The investigation revealed several issues that have occurred over the past year."
✓ Grammatically correct
News & Media
Academia
Science
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
No doubt that has occurred to him.
News & Media
That's a thought that has occurred to many physicists.
News & Media
How to explain the sea change that has occurred since?
News & Media
"It's a trend that has occurred previously," Parseghian said.
News & Media
Climate change is the only major environmental change that has occurred since Diamond's historical transects.
Academia
A value that represents an error that has occurred in a program.
Academia
Today, Ms. describessthelo deseaibes the sea change that has occurred.
News & Media
"One of the things that has occurred is that it has become more democratic.
News & Media
"This is a catch-up of a recent hiatus that has occurred in rising global temperatures.
News & Media
So, amid everything that has occurred within this busy week, what stands out?
News & Media
It's one of several derailments that has occurred in the past eighteen months.
News & Media
Expert writing Tips
Best practice
Consider the formality of your writing. While generally acceptable, "that has occurred" can sometimes be replaced with simpler alternatives like "that happened" for less formal contexts.
Common error
Avoid using "that has occurred" excessively in contexts where active voice would be more direct and engaging. Over-reliance on passive constructions can make your writing sound weak and impersonal.
Source & Trust
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that has occurred" functions as a relative clause, modifying a noun or pronoun by providing additional information about an event or action that has taken place. As Ludwig AI confirms, this phrase is grammatically correct and widely used.
Frequent in
News & Media
59%
Science
20%
Academia
14%
Less common in
Encyclopedias
2%
Formal & Business
5%
Wiki
0%
Ludwig's WRAP-UP
In summary, "that has occurred" is a grammatically correct and widely used phrase to refer to events in the past that are relevant to the present. Ludwig AI confirms its usability and correctness in various contexts. The phrase is most frequently found in news and media, scientific literature, and academic writing. While it serves the purpose of providing context and background information, writers should be mindful of overusing passive voice and consider simpler alternatives in less formal settings. Related phrases include "that has happened" and "that took place". By understanding its function, purpose, and appropriate contexts, writers can effectively use "that has occurred" to enhance clarity and precision in their writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that has happened
This is a direct synonym, using 'happened' in place of 'occurred'.
that took place
This alternative uses 'took place' to convey the event happening.
that transpired
This offers a more formal alternative, implying a sequence of events.
that came about
This suggests how something originated or came into existence.
that has arisen
This implies something has emerged or appeared.
that has developed
This indicates a process of growth or evolution.
that has ensued
This suggests something followed as a consequence.
that has passed
This focuses on the fact that the event is over.
that has unfolded
This conveys a sense of revelation or gradual exposure.
that has come to pass
This has a more formal or literary tone, suggesting fulfillment of a prediction or expectation.
FAQs
How can I use "that has occurred" in a sentence?
You can use "that has occurred" to refer to something that has happened in the past and has relevance to the present situation. For example, "The investigation into the incident "that has occurred" is still ongoing."
What are some alternatives to "that has occurred"?
Some alternatives include "that has happened", "that took place", or "that transpired", depending on the context and desired level of formality.
Is it better to use "that has occurred" or "that occurred"?
Both phrases are grammatically correct, but "that has occurred" emphasizes the continuing relevance or impact of the event, while "that occurred" simply refers to something that happened in the past.
When is it appropriate to use "that has occurred" in formal writing?
"That has occurred" is appropriate in formal writing when you need to refer to a past event while highlighting its present significance or consequences. It is commonly used in legal, academic, and professional contexts.
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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
88%
Authority and reliability
4.5/5
Expert rating
Real-world application tested