Now, as the final jumper of the day, nothing could disturb his concentration.

You are trying to disturb my concentration with facts.

There, with the radio off so its static would not disturb his concentration, he gazed out the open window at the town.

"Are you trying to disturb my concentration on purpose?"

"I would not want to disturb your concentration," he stammered.

He used to let me watch him if I was very quiet and didn't disturb his concentration.

A missile erupted close by as she went, disturbing her concentration.

I've never heard him say a cross word, or offer more than an annoyed glare at having his concentration disturbed.

They were careful not to disturb her concentration, of course.

Every driver underwent a certain amount of tension but something was disturbing his concentration.