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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
subject has occurred
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "subject has occurred" is correct and usable in written English.
It can be used in contexts such as reports, academic writing, or discussions where an event or situation related to a subject is being referenced. Example: "In the study, it was noted that the subject has occurred multiple times throughout the experiment."
✓ Grammatically correct
Science
News & Media
Alternative expressions(5)
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
2 human-written examples
Much of the research on this subject has occurred in K-12 or pre-service settings and examined instructors' beliefs regarding their roles in the classroom, how students learn best, and the most effective types of student-instructor interactions (Barak and Shakhman 2008; Fang 1996; Fishbein and Ajzen 1975; Hake 1998; Jones and Carter 2007; Kagan 1992; Luft and Roehrig 2007; Richardson 1996).
To our knowledge, no mention of applying game theory to the subject has occurred.
Human-verified similar examples from authoritative sources
Similar Expressions
58 human-written examples
In conclusion, the incidence of MM continues to rise in the Yorkshire region: indeed a marked increase in female subjects has occurred in the period since 1999.
Science
According to the European Union (EU) Clinical Trial Directive for each participating EU country, the end of the study will be reached when the last visit under treatment protocol of the last subject for all centres has occurred.
Science
Herds in which a breakdown has occurred are subject to repeat testing every 60 days until two tests are clear.
Science
This part of the analysis will be restricted to subjects for whom an onset has occurred.
"With respect to testicular atrophy," the Bonds attorney Cristina Arguedas began, in an unsuccessful appeal to have this subject ruled off limits, "when it has occurred, this effect is so slight that a trained medical examiner needs a special instrument called an orchidometer".
News & Media
Although accurate prediction of the pipe soil interaction behaviour under hydrodynamic loads from waves and currents is of major concern, limited physical testing of pipes subjected to these cyclic loading conditions has occurred.
Science
(5) A second epistemological objection: Suppose a PCE has occurred and that a subject knows that, somehow.
Science
Thus, it can be said that the peak has occurred in the majority of subjects.
Science
Plainly, sex has occurred, but that isn't the subject.
News & Media
Expert writing Tips
Best practice
When using "subject has occurred", ensure the context clearly identifies what the "subject" refers to. This provides clarity and avoids ambiguity for the reader.
Common error
Avoid using "subject has occurred" without clearly defining the subject. Ensure the reader understands what specific topic or event is being referenced to prevent confusion.
Source & Trust
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "subject has occurred" functions as a statement indicating that a particular topic, event, or issue has materialized or taken place. As Ludwig AI indicates, this phrase is usable in written English.
Frequent in
Science
60%
News & Media
30%
Encyclopedias
5%
Less common in
Formal & Business
3%
Reference
1%
Wiki
1%
Ludwig's WRAP-UP
In summary, the phrase "subject has occurred" is a grammatically correct and relatively common expression used to indicate that a particular topic, event, or issue has taken place. Ludwig AI confirms its usability in various contexts, particularly in scientific and news-related writing. While the phrase is generally neutral to formal, clarity is crucial when defining the "subject" to avoid ambiguity. Alternatives like "the matter has arisen" or "the event has transpired" can be used to vary the phrasing, depending on the specific context and desired level of formality.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
the development has taken place
Replaces "occurred" with "taken place", emphasizing the action of something happening.
the matter has arisen
Replaces "subject" with "matter" and uses "arisen" instead of "occurred", implying emergence or coming into being.
the topic has emerged
Substitutes "subject" with "topic" and "occurred" with "emerged", suggesting a gradual appearance or development.
the issue has surfaced
Changes "subject" to "issue" and "occurred" to "surfaced", implying that the problem became visible or known.
the incident has happened
Substitutes "subject" with "incident" and "occurred" with "happened", referring to a specific event or occurrence.
the event has transpired
Replaces "subject" with "event" and "occurred" with "transpired", denoting that something happened or took place, often with a sense of formality.
the situation has unfolded
Substitutes "subject" with "situation" and "occurred" with "unfolded", indicating a progressive revelation or development.
the phenomenon has manifested
Changes "subject" to "phenomenon" and "occurred" to "manifested", suggesting that something abstract or theoretical has become real or apparent.
the case has presented itself
Replaces "subject" with "case" and uses "presented itself" instead of "occurred", implying a formal introduction or appearance.
the thing has come to pass
Changes "subject" to "thing" and replaces "occurred" with "come to pass", suggesting that something has happened or been fulfilled.
FAQs
How can I use "subject has occurred" in a sentence?
You can use "subject has occurred" to indicate that a particular event, topic, or situation has happened or materialized. For example, "Since the initial report, no further incident regarding that "subject" has occurred."
What are some alternatives to "subject has occurred"?
Some alternatives to "subject has occurred" include "the matter has arisen", "the topic has emerged", or "the "event has transpired depending on the context"."
Is it grammatically correct to say "subject has occurred"?
Yes, "subject has occurred" is grammatically correct. It follows standard English grammar rules for subject-verb agreement and tense usage.
Which is more formal: "subject has occurred" or "subject happened"?
"Subject has occurred" is generally more formal than "subject happened". The former is often used in academic, scientific, or professional contexts, while the latter is more common in informal conversation.
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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
84%
Authority and reliability
4.1/5
Expert rating
Real-world application tested