21.   As the game ended and reporters debated which locker room to visit, the thought occurred to me that there was no reason to visit the Giants.

22.   Before I drifted off, however, a thought occurred to me.

23.   A cheerful thought occurs to you.

24.   A thought occurred.

25.   Add to this list as additional thoughts occur.

26.   But the heretical thought still occurs.

27.   But such thoughts occurred behind expressionless faces.

28.   By the time the thought occurred to them, however, it was too late.

29.   He was going through the recruiting letters when a troubling thought occurred.

30.   I cannot believe the thought never occurred to him before.