Sometimes he devised cunning schemes for placing unsuspected obstacles in my way.

But it was not necessary, since the cunning scheme of the drugged wine, which only an Eastern could have devised, succeeded.

Or was he plotting some cunning scheme to get back at the man who had conquered him and taken his spoils?

In a trice, the whole cunning scheme flashed itself through Harry's brain.

His was more like the mistake of some gambler with cunning schemes who overlooks human greed.

Wendell and Cass, however, take no part in these cunning schemes.

Already he felt his mind tottering and then into it crept the cunning scheme of a madman.

"It's the most cunning scheme I've come across for a long, long time."

A cunning scheme entered his weak and wicked brain.

Eight months ago, with the power of computers growing, cryptography enthusiasts proposed a cunning scheme to attack it.