Answer:

For

—used to indicate the place someone or something is going to or toward

And

used to connect words of the same part of speech, clauses, or sentences, that are to be taken jointly

Nor

used before the second or further of two or more alternatives (the first being introduced by a negative such as “neither” or “not”) to indicate that they are each untrue or each do not happen.

But

used to introduce a phrase or clause contrasting with what has already been mentioned

Or

defined as another option or something that means the same thing

Yet

up until the present or a specified or implied time; by now or then.

So

to such a great extent.

Explanation: