that vs which vs what
12889
When to use “that” and when to use “which”, especially in relative clauses
12312
Which take or Which takes
10492
Difference between 'which' and 'that' in restrictive (defining) relative clauses
118503
Which is more correct:  OR
21549
"With what [...]?" or "What [...] with?"
79179
“situation where” vs. “situation in which”
125905
"which" as relative determiner?
31471
Types of things vs. types of thing
46700
What the matter is vs. what is the matter used in the affirmative
64670
About the dropped "that" as a conjunction before a clause
6257
Are there rules about using "that" to join two clauses?
157446
"Can" vs. "could" in asking a question
16190
"What kind of a person" vs. "what kind of person"
2320
Why not use "which"? What to use then?
17275
it VS. this Vs. that
92634
Those vs They vs That
61679
Verb agreement with "what"