That is, within the limited number of possibilities open to us.

A number of possibilities ran through her head and were dismissed.

There are often a large number of possibilities as to what the word is.

I seem to have a number of possibilities to chose from.

So, I mean, that is a huge number of possibilities.

As a result, the group created a number of possibilities to give the player more freedom.

There are a number of possibilities as to its meaning.

This was going to present an excellent opportunity for a number of possibilities.

And, oh, doesn't that open up a number of possibilities?

There are, in fact, an incredible number of good possibilities.