11.   But gaping differences emerged on the question of videotape testimony, the prospect of live witnesses and the fixing of a firm end date to the trial.

12.   But on closer examination, subtle differences emerge.

13.   But other state officials involved in the talks acknowledged that differences were emerging.

14.   But then new regional differences emerged.

15.   But when the three men were asked in broadcast interviews about specific details of legislation, clear differences emerged.

16.   Clear differences emerged in the debate.

17.   Differences emerged between the jokes most favored by men and women.

18.   Differences have emerged between the U.S. and Mercosur.

19.   Differences emerged from the very beginning.

20.   Differences have already emerged even though negotiations are months away.