21.   Heated arguments between Hill and Bill were a familiar sound to White House staffers and Secret Service agents.

22.   If all this all sounds familiar, it should.

23.   It is not nostalgia for the familiar sounds of an older text that prompted the evangelical language police to insist on their translation guidelines.

24.   It was, Charen contends, the first recorded scratch, now a familiar sound created by hip-hop disc jockeys spinning discs in reverse.

25.   It will become a familiar sound in the next two weeks.

26.   Jose Offerman walked onto a baseball diamond in Southern California Monday night and heard a familiar sound.

27.   Ledee tried ignoring the voices, but they persisted, making an eerie sound familiar to Ledee and just about every other New York baseball fan.

28.   Less than an hour passes before we hear the familiar sound of planes.

29.   Name sound familiar?

30.   Summer concert season is here, and a familiar sound is rising up from amphitheaters and arenas across the land.