Sometimes your own physician may know someone in the place you are going.

And how did he know about you in the first place?

How had the Duke known about him in the first place?

And why don't you know in the first place?

It left him wondering why he knew the names in the first place.

That is, if he knows it in the first place.

Media crazies who never knew the difference in the first place.

"Does anybody know why Levy went outside in the first place?"

The question is how she knew in the first place.

"But how did you come to know my mother in the first place?"