1.   Competition between very clever people to be first with the best answers yields the progress on which technological improvement depends.

2.   But a US diplomat specializing in Middle Eastern issues, speaking on the condition of anonymity, said the talks have already yielded some progress.

3.   But since a trip to the region last month that yielded no progress, the secretary has stressed that he does not intend to visit again soon.

4.   But the Zinni missions have yielded little progress toward a cease-fire.

5.   But their talks yielded little progress on the core issue, and neither did a round of meetings Wednesday.

6.   Issuing a one-sentence statement Wednesday morning, the top staff antitrust official at the FTC suggested that the talks had yielded significant progress.

7.   The visit by Primakov appeared to yield no progress.

8.   They have arrived at that inevitable sticking point that everyone knew would be a deal-killer when the process that has yielded so much progress toward peace began.

9.   Unpublicized talks have continued in both Washington and Beijing that may yield progress.

10.   But the meeting is unlikely to yield much progress.