21.   But Triplett, Smith and others contend that a second groove will emerge over time as the track absorbs tire rubber and erodes.

22.   But there are other elements that will only emerge over time.

23.   Conflicting stories have also emerged over what triggered the assault, who hit whom first and what the numerical dimensions were of the two sides in the confrontation.

24.   Dole is failing to mend the fissures that emerged over Colin Powell and Pat Buchanan, or those that are deepening between moderates and conservatives.

25.   Differences between the United States and its European allies have emerged over the follow-up to the recent anti-terrorism summit meeting in Egypt, diplomats in Paris say.

26.   Differences may well emerge over the way the United States leads the Afghanistan campaign.

27.   During the debate, the clearest divisions between the two candidates emerged over the issues of abortion and some education policies.

28.   Few governments offered a public response as news of the report emerged over the weekend.

29.   He kept an eye out for the few bits that emerged over the years.

30.   In recent weeks, debate has emerged over new technologies that have been deployed to allow companies to track individual users on the Internet.