11.   But that view has changed.

12.   But that view changed, at least among scholars.

13.   But that view is changing as cities continue to improve and their increasing economic significance becomes more widely recognized.

14.   But that view has changed, he says.

15.   But that long-held view is changing.

16.   But their views could change as more phone companies start offering long-distance services nationwide, as Verizon has done in New York and SBC Communications has done in Texas.

17.   But the Vatican made clear that its shift Tuesday did not mean that its most fundamental views had changed.

18.   But those views could quickly change, he said, should films become subject to the massive online swapping that befell the music industry.

19.   But, when asked if her views had changed, Mrs. Clinton, more in amused exasperation than aggravation, declared that she never favored excessive government control.

20.   Carr said his views had not changed now that he ran his own company.