Used and loved by millions
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
they do that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "they do that" is correct and usable in written English.
It can be used to refer to a specific action or behavior that a group of people or entities consistently performs. Example: "When faced with challenges, they do that to overcome obstacles and achieve their goals."
✓ Grammatically correct
News & Media
Academia
Wiki
Alternative expressions(2)
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
43 human-written examples
Why would they do that?
News & Media
"How do they do that?
News & Media
How did they do that?
News & Media
How would they do that?
News & Media
Will they do that?
News & Media
"Why they do that?
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
17 human-written examples
Now they did that".
News & Media
How are they doing that?
News & Media
Why are they doing that?
News & Media
They did that for us.
News & Media
"Why were they doing that?
News & Media
Expert writing Tips
Best practice
Use "they do that" when referring to a habitual action or a common practice performed by a group, ensuring the context clearly identifies who "they" refers to. For instance, "Scientists often use complex statistical models; they do that to ensure the accuracy of their findings."
Common error
Ensure the pronoun "they" has a clear antecedent to prevent confusion. Instead of saying "The team made several changes; they do that regularly", specify which entity "they" refers to: "The team made several changes; the management does that regularly to adapt to market trends."
Source & Trust
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "they do that" functions as a clause expressing agreement, observation, or explanation of a recurring action or behavior. Ludwig AI confirms its widespread use. The pronoun "they" refers to a previously mentioned group or entity.
Frequent in
News & Media
63%
Academia
18%
Wiki
9%
Less common in
Science
10%
Formal & Business
0%
Encyclopedias
0%
Ludwig's WRAP-UP
In summary, the phrase "they do that" is a versatile expression used to describe a habitual action or common practice. Ludwig AI confirms the phrase is grammatically sound and widely used, particularly in news and media contexts. While generally acceptable, it's essential to ensure the pronoun "they" has a clear referent to avoid ambiguity. For more formal contexts, consider alternatives like "that is what they do" or "it's typical of them". Remember to maintain clarity and tailor your language to suit your audience and purpose for effective communication.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that is what they do
Emphasizes the habitual or characteristic nature of the action.
that's their usual practice
Highlights the routine or customary aspect of the behavior.
it's typical of them
Focuses on the action as being representative of the group's character.
that is their modus operandi
Presents the action as a deliberate and established method.
they often act that way
Highlights the frequency of the action.
they tend to do that
Suggests a natural inclination or tendency towards the action.
it is their wont
A more formal and archaic way of saying it's their custom.
that's how they operate
Focuses on the practical execution and method of their actions.
they are known for that
Indicates that the action is a recognized attribute or reputation.
it's part of their routine
Emphasizes the action's integration into a regular or scheduled pattern.
FAQs
What does "they do that" mean?
The phrase "they do that" generally refers to a habitual action or behavior that a group or entity consistently performs. It implies a recurring practice or characteristic activity.
How can I use "they do that" in a sentence?
You can use "they do that" to describe a common action. For example: "Whenever faced with a problem, engineers run simulations; they do that to test different solutions."
What are some alternatives to saying "they do that"?
You can use alternatives like "that is what they do", "that's their usual practice", or "it's typical of them" depending on the context.
Is it correct to use "they do that" in formal writing?
While grammatically correct, "they do that" might be considered informal for certain types of formal writing. In those cases, consider using a more formal alternative such as "that is their modus operandi" or "it is their wont" for added precision and sophistication.
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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
86%
Authority and reliability
4.5/5
Expert rating
Real-world application tested