People would have been searching for them from the beginning.

They were searching for him from the air, but in the wrong place.

The city was just too large for one person to search, even from the air, without some sort of guidance.

Again I searched the building from top to bottom and found nothing.

We've searched the place from top to bottom, and found nothing.

"And when you search from $220,000 up to $250,000, there are another 234 units available."

I searched from early spring until well into summer, without finding anyone.

Perhaps I should have expressed it, search her from top to bottom.

They searched the house from top to bottom with no sign of the dog.

I was afraid they'd search our ship from top to bottom.