111.   But carrying out such efforts poses new problems that engender skepticism, even among free-market advocates.

112.   But a clear-cut winner would pose political problems.

113.   But a simple arrest-and-deport policy poses major problems, say immigration attorneys.

114.   But do such deals pose problems?

115.   But even growing cotton poses problems.

116.   But Felton said message boards pose a problem for regulators and companies as well as an opportunity for investors willing to slog through Internet verbiage.

117.   But fighting major land wars in the gulf and -- as the strategy envisions -- on the Korean peninsula simultaneously, would pose serious problems.

118.   But exuberant college frat members and youngsters armed with Super Soakers could pose problems.

119.   But for a large portion of the student population who are older, particularly graduate students, such limitations can pose problems.

120.   But for the elderly and homebound, the heat posed serious problems.