91.   It appeared, officials said, that the train had experienced a mechanical problem that had sent it on its collision course.

92.   Interrogating a car while it is still on the road has several advantages beyond simply determining the urgency of a mechanical problem.

93.   It is somewhat more aerodynamic, and, while comfortable, it continues to be plagued with mechanical problems.

94.   It means pitchers, always trying to rectify some mechanical problem, must have two deliveries.

95.   It was just some mechanical problems.

96.   It was apparently a mechanical problem.

97.   Its operator did not keep proper records of mechanical problems, and flew the plane with flaws that should have kept it grounded, the board said.

98.   Lasmo started drilling there last year then abandoned a well after mechanical problems and the beginning of monsoon season.

99.   Late on Friday, two other Air Transat flights were delayed by mechanical problems.

100.   Late crashes or mechanical problems seemed to take away strong performances early in the season.