31.   A potato masher can also be used but does not yield fluffy results.

32.   A preview of the outfits yielded mixed results.

33.   A separate study, using even longer-term data, yielded similar results.

34.   A spate of screenwriting assignments has yielded mixed results.

35.   Abraham defended the cuts by arguing that conservation and efficiency programs are wasteful, and have not yielded results that can be applied in the marketplace.

36.   All these moves have yielded results.

37.   But a walk the other way down this culinary street often yields superb results.

38.   But a test run at four stores this year yielded dramatic results, according to Lambert.

39.   But a test with RateTheMusic.com yielded different results from Internet listeners.

40.   But another long and daunting quest by the two mathematicians has yielded better results.