I have long noticed in my reading, combinations of words which in the context of the surrounding words make fine sense but which abstracted don't seem like they possibly could. Of course I haven't over the years noted these down. ANd I don't know if they are actually puzzling or not. Here's one to try, and if it is hard I will post others if I see them, and you arte invited to post likewise.
So make a sensible common sentence by adding words to the front or back or both of this phrase:
nor brave did could