She swallowed, trying to keep her stomach in place.

And sufficient red fennel to keep her stomach in its place.

She swallowed hard, to keep her stomach from rebelling again.

The man had merely picked the best position for keeping his stomach out of the way.

I don't know how Jimmy was able to keep his stomach from first to last, but he did.

He gulped hard to keep his stomach down where it belonged.

The toughest part is remembering to keep my stomach in.

He took a deep breath to try to keep his stomach from overturning.

I had to swallow hard, to keep my stomach from being very unhappy with me.

It was all he could do to keep his stomach down, but that was probably him.