51.   Bush, in prepared remarks, called for more cooperation between north and south.

52.   But academics and even many lawmakers agree that bipartisanship is something of a misnomer in Texas if it is meant to suggest compromise and cooperation between two warring parties.

53.   Bush said cooperation between U.S. and Mexican law enforcement is improving, with Mexico extraditing drug felons sought by American jurisdictions.

54.   But Boeing did confirm another report that it is talking with Mitsubishi Heavy Industries of Japan about greater cooperation between the two companies.

55.   But Burundi has avoided the chaos of Rwanda, largely because of an uneasy cooperation between its Hutu-dominated government and its Tutsi-dominated military.

56.   But he said the delays were minimized by close cooperation between his department and the Fire Department.

57.   But in a larger scheme, the playoff issue signaled that the post-lockout cooperation between the two sides is slowly beginning to erode.

58.   But in the absence of cooperation between the European Union and the United States, the euro could create greater instability.

59.   But it served mostly as an exercise in security cooperation between Israeli and Palestinian officials.

60.   But more important, the accord represented a first step in cooperation between the two governments, which refuse to formally recognize each other.