21.   But law enforcement experts say its new popularity is especially frightening because it is taking place in an increasingly violent and criminal society.

22.   But its growing popularity is undeniable.

23.   But its popularity was limited.

24.   But Kennedy thought popularity was an asset presidents should not hoard, but spend.

25.   But Perot used the opportunity to help Richards distance herself from Clinton, whose popularity has been in decline nationally and in Texas.

26.   But popularity was costly.

27.   But with a stubbornly low price of oil, and declining prices for coal, their future popularity is hard to predict.

28.   Cows and snakes can thank their lucky stars for crocodiles and alligators, whose popularity is on the upswing this fall.

29.   Cultivating popularity is crucial in politics as well.

30.   Democrats, the aide said, are eager to prove that they are not beholden to Clinton, whose popularity is at a low-water mark.