1.   But there is a difference between a confusing experience and an insoluble problem.

2.   Feeling saddled with insoluble problems.

3.   So we find him circling for months around the insoluble problem of Kee, exulting and then despairing, then exulting again.

4.   The government has to deal with what seems like an insoluble political problem -- racial harmony within the community.

5.   The government is faced with an apparently insoluble problem.

6.   These are no longer insoluble problems.

7.   This cut through the insoluble problem posed in previous attempts to collect betterment values created by public action.

8.   A seemingly insoluble problem turned out to be quite manageable.

9.   But if Barak and Arafat believed that Jerusalem was an insoluble problem, they would not have come to Camp David.