11.   Aide says Yeltsin too weak to maintain full schedule.

12.   But he continues to confound skeptics with his ability to maintain grueling schedules.

13.   Salas and Quispe say the biggest factors in accidents are driver fatigue and excessive speed in trying to maintain schedules and compete with other bus lines.

14.   Swissair said it was attempting to maintain the schedule as much as possible by substituting other aircraft.

15.   The currently operating KM Dobonsolo and KM Ceremai would maintain their schedules in eastern Indonesia, while the schedule for KM Tatamailau would be altered.

16.   The problems lie in the complex process of coordinating and maintaining schedules while wading through the local bureaucratic system.

17.   Unfortunately, I am no longer able to maintain the schedule demanded by a daily comic strip, therefore I am announcing my retirement.

18.   A striking trade union at a McDonnell Douglas aircraft plant in Missouri has denounced a company plan to hire replacement workers to maintain production schedules.

19.   Blasset said union members had been quoted in the shipping press as saying French shippers could go out of business for failing to maintain delivery schedules.

20.   But other airliners, including Air France, Swissair, Gulf Air and Royal Jordanian, maintained their schedule, the spokesman said.