1.   How in the world could colon cancer be making this unwelcome intrusion?

2.   Street names and numbers, many people here say, would be an unnecessary bother, an unwelcome intrusion of modern life.

3.   That trip was viewed here as an unwelcome intrusion onto traditional French turf.

4.   The thieves know less about tunneling than they do about safecracking, and customers keep coming into the store, which is an unwelcome intrusion.

5.   In Kiss, Freeman faces hostility from the police chief and detectives, who consider his investigation an unwelcome intrusion.

6.   Native Hawaiian activists call them an unwelcome intrusion on sacred Hawaiian land.