1.   These moral essays advanced other theories in harmony with sentimental comedy.

2.   Many theories have been advanced as to why some women suffer from depression.

3.   Many theories have been advanced as to why this should be so, but the most vital one overlooked.

4.   Among politicians and police officials in Karachi, several theories were advanced for the killings.

5.   Another theory is advanced by a lexicographer who lives on the other side of the Hudson River.

6.   But his comments do advance the theory that the two are ideologically much closer than their stylistic differences might suggest.

7.   Federal officials were unwilling to advance theories on Wednesday on the accident because the fact-gathering process is not over.

8.   Experts in microbiology have advanced the theory that the culprit is a scientist, technician or contractor who gained expertise in anthrax from working in a military laboratory.

9.   Hayes advanced one theory on minimizing the shocks of penetrating the sound barrier for which credit eluded him.