11.   Just by dumb luck and a few dumb mistakes, some people will have problems that leaves the PC brain dead.

12.   Just a dumb mistake, Switzer said.

13.   Patriots fans can beef all they want this morning about dumb mistakes that hurt their team, but the guy who dominated the game was Elway.

14.   The Celtics are in their first playoff in seven years and made dumb mistakes down the stretch in both losses in Philly.

15.   The errant taxi driver made a dumb mistake by going to the wrong address, but we all make dumb mistakes from time to time.

16.   The reps assured us we were not the first ones to make such a dumb mistake.

17.   Tonight we made some dumb mistakes.

18.   Why did they make so many dumb mistakes?

19.   Mindful that dumb mistakes are part of human nature, NASA is concentrating on why they were not caught.

20.   Most of the errors the Giants are making are correctable, the penalties, the bad routes, the missed assignments and the dumb mistakes.