21.   But keeping nurses is still a problem.

22.   But keeping the embargo is better than betraying Cuban dissidents again by taking the pressure off Castro for democratic decencies.

23.   But keeping the faith is the Boston Blues Festival, which takes over the Hatch Shell this weekend with a top-shelf list of locals.

24.   But on the Chiclets Canopy Tour, keeping still is the last thing you do.

25.   But Schneider said keeping the tag line is a mistake.

26.   But there were times when keeping a dog was impossible.

27.   But they urged marketers in competitive categories to remember that keeping that loyalty is no sure thing.

28.   But when you consider how long the odds were on keeping the streak alive, it rates a lot more than that.

29.   But with the economic downturn, keeping sponsors is a problem.

30.   Calls to keep YPFB is state hands have mixed with once-a-year wage demands, leading to a national strike and near daily street protests.