1.   A recent Justice Department memorandum from Jones to the regional chiefs of various federal agencies said the issue has been simmering a long time.

2.   A. Although the advertising industry disputes the contention that noise levels increase for commercials, the issue has been simmering for years.

3.   But critical issues do simmer beneath the surface, national security analysts say.

4.   But despite some outbursts, the issue has simmered, not boiled.

5.   In the first few years of the program, with oil prices low and limits on how much oil Iraq could sell, the issue merely simmered.

6.   Other issues simmer.

7.   The issue had simmered early in the season, amid whispers that the gesture was gang related.

8.   This explosive issue has been simmering for too long on the back burner of the foreign policy agenda.

9.   Other issues also are simmering.

10.   Real problem issues simmered but did not erupt, allowing Bush to focus on the education proposals he sent to Congress on Tuesday.