In the bleachers, people watched the game with silent concentration.

For a long moment, the Lords stood in silent concentration, preparing themselves.

I gazed into the pool, remembering small Sibeal and her total, silent concentration.

Her jaw tensed; it always did when she exerted herself in silent concentration.

His ebony face was one of silent and intense concentration.

In the bar, Nate watched the clips in silent concentration.

Philippe finished with his own suit in silent concentration.

The troops had achieved their silent concentration, and the silly business must now begin.

After a minute of silent concentration, Boras arrives at a plausible frame for his story.

Let me have a few moments for silent concentration.