11.   If UT is at fault, it is for trying so hard to achieve racial diversity that the effort backfired.

12.   Indeed, some efforts have backfired.

13.   Most often, such efforts backfire and seriously stress a sick patient.

14.   She finds that many times the effort backfires.

15.   Sometimes, as in the case of city buses, the effort backfires.

16.   Sometimes their efforts backfire.

17.   The austerity efforts so far have backfired by slowing manufacturing and consumer sales, thus lowering tax receipts.

18.   The effort backfired, and GOP House Speaker Newt Gingrich was driven out of his office.

19.   The effort has backfired.

20.   There are other marquee athletes who have pushed themselves into making heroic returns only to have their efforts backfire.