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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 are part of
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "that are part of" is correct and usable in written English.
You can use it to indicate that something belongs to or is included in a larger group or category. Example: "The documents that are part of the project need to be submitted by Friday."
✓ Grammatically correct
Academia
News & Media
Science
Alternative expressions(6)
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
Two picture books that are part of Historical & Special Collections.
Academia
Those are not things that are part of my campaign".
News & Media
The question becomes how to distinguish between symptoms that are part of this patient's medical history and those that are part of a new, undiagnosed disease?
News & Media
NeuronDB is one in a cluster of databases that are part of the SenseLab Project.
Academia
Thus, the tests that are part of the file system project invoke Pintos a second time.
Academia
What about the several think-tanks that are part of publicly-owned corporations?
Learn more about featured projects that are part of Frontiers of Innovation.
Academia
In addition to the top leadership, there are other positions that are part of the hierarchy.
Academia
It tests only the workshops that are part of the D&I Professional Certificate.
Academia
A major reason is fluctuating hormone levels that are part of the monthly menstrual cycle.
Academia
Can you elaborate on the major changes, that are part of the second edition?
Expert writing Tips
Best practice
Use "that are part of" to clearly indicate membership or inclusion within a larger group, system, or category. This helps avoid ambiguity in your writing.
Common error
Avoid using "that are part of" in simple sentences where a more direct verb like 'belong to' or 'include' would be more concise. For instance, instead of 'These features that are part of the design enhance usability', consider 'These design features enhance usability'.
Source & Trust
88%
Authority and reliability
4.6/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "that are part of" functions as a relative clause, modifying a noun and specifying which items or elements are included within a larger group, system, or category. As confirmed by Ludwig AI, this usage is grammatically correct and widespread.
Frequent in
Academia
41%
Science
30%
News & Media
24%
Less common in
Formal & Business
5%
Ludwig's WRAP-UP
In summary, "that are part of" is a grammatically sound and frequently used phrase for indicating inclusion or membership within a larger set, system, or category. Ludwig AI confirms its correctness and widespread usage. While versatile, it's most commonly found in academic, scientific, and news-related contexts. For clarity and conciseness, consider more direct alternatives like "belong to" or "include" in simpler sentences. This phrase functions as a relative clause and serves to specify and categorize elements, ensuring precision in communication.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
that belong to
Focuses on ownership or affiliation rather than mere inclusion.
that are included in
Highlights the act of inclusion within a defined set or category.
that constitute a portion of
Emphasizes that something makes up a fraction of a bigger entity.
that comprise a segment of
Implies forming a distinct section within a whole.
that form an element of
Stresses that something functions as a component.
that are components of
Highlights the individual parts contributing to a system.
that are aspects of
Indicates elements of a more abstract concept or situation.
that are features of
Underlines particular characteristics or attributes.
that fall under the umbrella of
Suggests inclusion within a broader category or classification.
that are subsumed under
Implies complete integration or absorption into a higher-level category.
FAQs
How can I use "that are part of" in a sentence?
You can use "that are part of" to indicate that something belongs to or is included in a larger group or category. For example: "The documents "that are part of" the project need to be submitted by Friday."
What are some alternatives to "that are part of"?
Alternatives to "that are part of" include "that belong to", "that are included in", or "that constitute a portion of", depending on the specific nuance you want to convey.
Is it ever incorrect to use "that are part of"?
What's the difference between "that are part of" and "that comprise"?
"That are part of" suggests inclusion within a larger group, while "that comprise" indicates that the listed items form or make up the whole. For example, 'The elements that are part of the set' vs. 'The elements that comprise the set'.
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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
4.6/5
Expert rating
Real-world application tested