11.   With only a Swiss bank account number to go on, he finds possible clues to his identity in a Zurich safe deposit box.

12.   Police checked the wreckage for possible clues.

13.   At least one U.N. and two NATO helicopters were sent to the crash site to search for survivors and possible clues as to the cause of the crash.

14.   El Pais said police were reading a novel by Uruguayan author Carlos Reherman to find possible clues to the crime.

15.   Experts will then crawl over every inch of it in search for possible clues to the cause of its sinking, and then the submarine will be dismantled.

16.   Experts will then crawl over every inch of it in search of possible clues to the cause of its sinking, and then the submarine will be dismantled.

17.   FEATURE-US-MARS ON EARTH, from San Francisco, about scientists searching a lake bottom in North America for possible clues to life on Mars.

18.   Investigators are examining a trip made to the United States for possible clues to the slaying of fashion scion Maurizio Gucci, whose funeral was held here Monday.

19.   National TV broadcasts showed dozens of officers, some with police dogs, combing bushy slopes and other areas for possible clues.

20.   Rumsfeld noted there are numerous caves that hold possible clues about the terrorist network.