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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
which say that
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "which say that" is not correct in standard written English.
It is typically used to introduce a clause that provides additional information or clarification about a statement, but it should be rephrased for clarity. Example: "The documents, which say that the project is approved, need to be reviewed."
⚠ May contain grammatical issues
News & Media
Science
Encyclopedias
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
57 human-written examples
Collectively, this is consistent with the findings in most studies which say that body shape, skin and facial features are among the most common foci of concern [ 14, 15, 25, 35- 37].
Science
These are basic rights which say that you can claim asylum if you have suffered persecution".
News & Media
Under these circumstances we should follow our laws, which say that we should not give a visa.
News & Media
"I've no doubt they're doing this because they've got some focus groups which say that welfare cuts are popular.
News & Media
Particularly fervent are technology companies, which say that options are the most effective way to compensate and retain skilled workers.
News & Media
"This contradicts all [the UK government's] other commitments, which say that girls' education is their biggest priority".
News & Media
This has brought uproar from developing countries, some of which say that they rely on high international call tariffs to finance the construction of their telephone networks.
News & Media
The industry backs the current rules which say that about a quarter-cup of tomato paste on a slice of pizza can count as a vegetable serving.
News & Media
The commission has said the deal must respect E.U. rules, which say that the pipeline must not be monopolized by P.G.N.I.G. and Gazprom.
News & Media
Al Jazeera has published a complete English translation of the Arabic lyrics, which say that "freedom" is a "conspiracy coming from Mars".
News & Media
West approves of the current UK advertising guidelines, which say that vaping can't be glamorised, but Hazel Cheeseman, director of policy at Ash, is more cautious.
News & Media
Expert writing Tips
Best practice
When writing, prioritize clarity by using more direct alternatives to "which say that", such as "that state that" or "that indicate that". This ensures your writing is grammatically sound and easily understood.
Common error
Avoid overuse of the phrase "which say that", especially in formal writing. It's often better to opt for stronger verbs like "state", "indicate", or "stipulate" to improve the precision and professionalism of your writing.
Source & Trust
86%
Authority and reliability
2.8/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "which say that" typically functions as a relative clause introducing further information or specification about a preceding noun. However, as Ludwig AI indicates, this construction can be improved for greater grammatical precision. It introduces a clause that attributes a statement or declaration to a particular source or set of rules.
Frequent in
News & Media
72%
Science
17%
Encyclopedias
3%
Less common in
Formal & Business
3%
Wiki
3%
Reference
2%
Ludwig's WRAP-UP
In summary, the phrase "which say that" is a very common relative clause used to introduce statements or descriptions from a source. However, Ludwig AI points out it is not the most grammatically precise option. While prevalent in news and media sources, it's advisable to use alternatives like "that state that" or "that indicate that" in more formal writing contexts to enhance clarity and professionalism. Therefore, while widely used, consider stronger and more direct phrasing for improved writing.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
that state that
Replaces "which say that" with a more direct and formal verb, "state".
that indicate that
Uses "indicate" instead of "say", suggesting a more subtle conveyance of information.
that assert that
Replaces "say" with "assert", implying a strong declaration or claim.
that stipulate that
Employing "stipulate" introduces a sense of formality and precision, common in legal or contractual contexts.
that suggest that
Substitutes "say" with "suggest", conveying a less direct or conclusive statement.
that explain that
Replaces "say" with "explain", highlighting the function of clarifying or elucidating something.
which stipulate that
Maintains the relative pronoun while using "stipulate", adding precision.
that describe that
Swaps "say" with "describe", focusing on the detailed portrayal of something.
as stated in
Shifts the focus to a passive construction, emphasizing where the information originates.
according to
Attributes the information to a source, often implying reliance on that source's authority.
FAQs
What are some alternatives to "which say that"?
Alternatives include phrases like "that state that", "that indicate that", or "that assert that", depending on the context and level of formality you're aiming for.
Is it grammatically correct to use "which say that" in formal writing?
While commonly used, "which say that" is considered less formal and less grammatically precise than alternatives like "that state that" or "which stipulate that". It's generally best to avoid it in formal contexts.
How can I improve my writing by avoiding "which say that"?
Focus on using stronger, more direct verbs that clearly convey the meaning. For example, instead of "rules which say that", try "rules that stipulate that" or "rules that specify that".
What's the difference between "which say that" and "that state that"?
"That state that" is a more concise and grammatically direct way of expressing the same idea as "which say that". The former is generally preferred in formal writing due to its clarity and precision.
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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
2.8/5
Expert rating
Real-world application tested