Grammatically, it's correct, but native speakers wouldn't say something like that. - It's grammatically correct, but native speakers wouldn't say that.
Grammatically, it's correct, but native speakers wouldn't say something like that.
It's grammatically correct, but native speakers wouldn't say that.
This sentence is grammatically incorrect. - This is a grammatically incorrect sentence.
This sentence is grammatically incorrect.
This is a grammatically incorrect sentence.