31.   But its rules have changed to fit contemporary standards, and now most comics slip through the cracks anyway, because the distribution practices have changed.

32.   But Tandy Cline has realized that the rules can change when the work is done on a ship.

33.   But suddenly, the rules have changed.

34.   But Tempe officials said Thursday that they believe the rules are changing even as the review proceeds.

35.   But the rules are changing rapidly and many of the players are concerned that they might lose all or part of their slice of the lucrative market.

36.   But the rules are changing, and the probable result is a shrinkage in the ranks of market makers.

37.   But the wind shifted, and the rules changed.

38.   But they are particularly arduous in Russia, where rules can change almost daily.

39.   But times have changed and the rules have changed and what was accepted in the era in which I was raised is strictly off-limits today.