41.   Some critics now contend that the FBI and the Energy Department prematurely focused their espionage investigation on Los Alamos and the scientist, Wen Ho Lee.

42.   Some residents here have complained about the effect of the investigation on the town and its image.

43.   Still under Senate investigation on charges he sexually harassed at least two dozen women.

44.   Some private detectives say their business has fallen off dramatically as potential clients conduct their own investigations on the Net.

45.   The cause of the fire was still under investigation on Saturday night.

46.   The company is said to be under investigation on suspicion of money-laundering and having close ties to members of Russian organized crime.

47.   The company does cause-of-loss investigation on heating systems, generally for insurance companies.

48.   The conventional view is that the talk of harmony will dissolve into disunity and politically motivated investigations on Capitol Hill.

49.   The FBI and local prosecutors had conducted an extensive investigation on the assassination.

50.   The FBI continues its investigations on the Algerians.