Secret Service agents were conducting a thorough check of the entire building.

He'd done a thorough check, and that should be enough.

A thorough check determined that nothing or no one had been in it.

The registration clerk made a thorough check of the list.

But it gave both these groups only 24 hours, not enough time for a thorough check, some Democrats said.

They were moving too fast to be making a thorough check.

And that included a thorough medical check Why, for all they knew he could be a walking bomb.

First was an even more thorough check of his background and personal habits.

There were other points, however, that required a thorough check.

"The Super sent me over to have a thorough check up,"