1.   And problem drug use and living in unstable housing conditions were associated with lower use of combination drugs.

2.   After some unstable conditions earlier in the year, the weather has cooperated, contributing to beautiful, great-tasting fruit so far.

3.   But those goals could be hindered by conflict or unstable conditions in the countries where polio is still found, the WHO has warned.

4.   Los Angeles, by comparison, coasts toward the end of its smog season late this month with cool breezes brought on by unstable atmospheric conditions.

5.   These unstable conditions encourage fast-rising currents of air that, given a weak spin in the atmosphere, can lead to the formation of a waterspout.

6.   Others said they fled because of cruelties within the Red Army or unstable conditions within the crumbling Soviet Union.

7.   Additional heavy machinery was to arrive at the dumpsite this afternoon, but work has been slow, given the unstable conditions there.

8.   According to the traders, the unstable condition has made it difficult to set the prices.

9.   All this spells abundant moisture and unstable conditions for the local area today, with numerous showers and isolated thunderstorms.

10.   An upper-air disturbance is forecast to move through the upper-level trough and into our local area on Friday to create even more unstable atmospheric conditions.