1.   If she burned smokeless fuel, the soot problem would disappear.

2.   After a few minutes the fire gets going and the smoking problem disappears.

3.   But officials said Wednesday the problem has all but disappeared since new procedures were adopted last autumn.

4.   But tests several days later showed that the problem had disappeared.

5.   But the problem quickly disappeared, and the agency never followed up on the test results.

6.   But these problems will soon disappear.

7.   But when it came time for the American companies to be paid, problems disappeared.

8.   Diplomats and U.N. officials in Pristina say they hope this problem will disappear as the region changes.

9.   For nearly eight years, both the government and the banks have been sitting tight in the hopes that the real estate market would recover and their problems disappear.

10.   HMOs contend that such problems have disappeared because they now enroll a broad cross section of the elderly, including people with chronic illnesses.