21.  But his is no isolated case.

22.  But in isolated cases, he said, toasting to seal a deal is all right.

23.  But these isolated cases have generally been treated as escaped pets or rogue animals straying from their habitat in the American West.

24.  But there is some evidence that outbreaks of O.J. Simpson fatigue are not isolated cases.

25.  Certainly there have been only isolated cases cropping up locally.

26.  Chances are this is not an isolated case of heat stroke by a major league umpire.

27.  Consumers and officials on the continent are still reeling from the discovery of isolated cases of mad cow disease over the last few months.

28.  Del Toro said that most of these films are isolated cases.

29.  Except for a few isolated big-name cases the team will monitor early on, the Falcons will exercise caution and prudence in the free agent market.

30.  Except in isolated cases, neighborhoods remain ethnically pure.