1.   In an impressive dream sequence, Westland traces the source of this business inadequacy to his helicopter childhood and wakes up screaming.

2.   In fact, however far back I trace the source in a horizontal manner, I never reach an ultimate answer.

3.   This has shown that the two areas produce distinctive mineral suites that can be used to trace the source of ancient sediments.

4.   You set up a money chain that makes it impossible to trace the source.

5.   Trading standards officers are now trying to trace the source of these videos.

6.   Customs officers are trying to trace the source of drugs worth a hundred and fifty thousand pounds discovered in a consignment of onions.

7.   And, occasionally their source can be traced.

8.   Authorities said Monday they were tracing the source of the guns.

9.   Beppo-Sax was designed to help astronauts more accurately trace the source of the blasts.