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Justyna Jupowicz-Kozak quote

Justyna Jupowicz-Kozak

CEO of Professional Science Editing for Scientists @ prosciediting.com

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which does

Grammar usage guide and real-world examples

USAGE SUMMARY

The phrase "which does" is correct and usable in written English.
It can be used to introduce a clause that provides additional information about a subject or action previously mentioned. Example: "The new policy has several benefits, which does help improve employee morale."

✓ Grammatically correct

News & Media

Science

Encyclopedias

Wiki

Human-verified examples from authoritative sources

Exact Expressions

60 human-written examples

Which does raise questions about her efficacy.

News & Media

The New Yorker

Which does rather beg the question why?

News & Media

Independent

This is Brooklyn, which does not.

News & Media

The New York Times

Which does not rhyme with north.

News & Media

The Economist

Which does not immunize them, he added.

News & Media

The New York Times

Which does Sir Nicholas predict?

News & Media

The Guardian

Which does seem quite steep.

Which does he identify with?

Which does he like best?

Which does not mean it isn't coming.

Which does not make them very interesting.

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Expert writing Tips

Best practice

Use "which does" to introduce nonrestrictive clauses that add extra information about a noun. Remember to set off these clauses with commas.

Common error

Avoid using "which does" in restrictive clauses (clauses essential to the sentence's meaning). Use "that does" instead for restrictive clauses, and omit the commas.

Antonio Rotolo, PhD - Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Antonio Rotolo, PhD

Digital Humanist | Computational Linguist | CEO @Ludwig.guru

Source & Trust

84%

Authority and reliability

4.5/5

Expert rating

Real-world application tested

Linguistic Context

The phrase "which does" primarily functions as a relative clause connector. It introduces a nonrestrictive clause that provides additional, non-essential information about the noun or clause it refers to. As Ludwig AI suggests, this adds descriptive detail without altering the core meaning of the sentence.

Expression frequency: Very common

Frequent in

News & Media

70%

Science

15%

Encyclopedias

5%

Less common in

Wiki

5%

Formal & Business

0%

Reference

0%

Ludwig's WRAP-UP

In summary, "which does" is a versatile phrase used to introduce nonrestrictive clauses, adding extra detail without altering the core meaning of a sentence. As Ludwig AI confirms, it is grammatically sound and widely accepted. While its usage is common across various contexts, it's most prevalent in News & Media. Remember to use commas to offset "which does" clauses and avoid using it in restrictive clauses where "that does" is more appropriate. By understanding these nuances, you can effectively use "which does" to enhance the clarity and depth of your writing.

FAQs

How can I use "which does" in a sentence?

The phrase "which does" introduces a nonrestrictive clause, adding extra information about a noun or situation already mentioned. For example: "The new software update includes a feature which does simplify data analysis."

What are some alternatives to using "which does"?

Depending on the context, you could use alternatives such as "that performs", "that achieves", or simply rewrite the sentence for clarity.

Is there a difference between using "which does" and "that does"?

"Which does" is typically used for nonrestrictive clauses (extra information), while "that does" is used for restrictive clauses (essential information). Using "which does" implies the information is additional and not crucial to understanding the sentence's core meaning.

When should I use a comma with "which does"?

Always use a comma before "which does" when it introduces a nonrestrictive clause. This comma indicates that the clause provides additional, but not essential, information.

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Most frequent sentences: