He was certain that, with luck, his scheme would work.

The scheme has worked better than anyone could have imagined.

As a result, this scheme actually works well on many practical systems.

What on earth made that woman think such a scheme would ever work?

It was not clear how the scheme would work in practice.

The employment service says the scheme works well for both sides.

Federal investigators said he was the one person who could say exactly how the scheme worked.

A scheme like this will work if all the right people are paid off.

Brooks could have come to see if the scheme had worked.

"But first we have to see if your scheme really works."