Currency intervention is a subtle game, and one that does not always work.

Farad'n knew it was a subtle and deadly game he played.

In a subtle game of cross views and political implications.

But art was just a subtle game for him.

For the mind they devised a set of simple but subtle games to make it learn again.

But as the months passed in this subtle game, she came to appreciate another hazard.

It's a subtle but effective game of reading signals and body language.

Melisande plays a subtle game, and I do not know the nature of it.

Or could they be playing a double, subtle game?

For the present, I shall play a very subtle game.