He might come back and try again.
She heard him moving about in the living-room.

Surely he did not expect to find money in an empty house, or anything else of any commercial value.

What was he after?
Finally he came back to the kitchen, crossed it, and stood before the barred door.

He pushed against it tentatively, then stood still for a minute and finally went out.

Jean heard him step upon the porch and pull the kitchen door shut behind him.