1. I think for a little while it will make life difficult for law enforcement.

2. His home life is different and that can also make it difficult to connect.

3. It is difficult to see how he can remain in the post.

4. This is a very difficult time for me and my family.

5. It is a difficult time for all of us this morning.

6. It is a lot more difficult to do than people think.

7. We are doing all we can to assist the family at this difficult time.

8. It is difficult to say exactly how many people are there and who they are.

9. This has been a very difficult sales process and the results reflect that.

10. The company said this approach was more difficult and would take more time.

11. They knew that it would be difficult for me to do something else.

12. What a difficult process a human has to go through to die simply.

13. It will be difficult for someone within the party to come out against him right now.

14. It must not be too difficult for one of these hackers to get into an account.

15. They will be really difficult to find and they may not be associated with the aircraft.