1.   All princes had to face the problems posed by distant and turbulent borderlands.

2.   Animals and plants living in the desert therefore face severe problems.

3.   As the owners are aging, they are facing considerable problems.

4.   Both countries will face severe problems increasing their oil output.

5.   But the Church is facing major problems.

6.   Disabled students face different problems from their able-bodied friends.

7.   Disabled students Finally, disabled students also face particular problems.

8.   Even if returns improve, the pension system still faces serious problems.

9.   Even if the government survives this crisis, they still face enormous problems.

10.   High technology companies face special problems in development.