31.   Technicians are working to correct the problem.

32.   Technicians were working to determine what went wrong.

33.   Technicians worked for six hours before they abandoned the effort.

34.   Technicians are working to correct the error.

35.   Technicians worked through the night, but a computer crash occurred early Thursday, Ling said.

36.   Technicians are working on the cable and hope to have the phones working properly by the end of the day Friday, she said.

37.   He complained of lack of balance and poor handling but Benetton technicians worked hard overnight to revamp the car.

38.   Bomb squad technicians are now working to disarm the explosives.

39.   The technicians worked for a company sub-contracted on the project.

40.   The problem occurred mid-afternoon, but technicians were working on it and hoped to resume normal operations soon, he said.