11.   Because of a lack of available technology, he said, bidders could not meet government deadlines to begin operations.

12.   Both companies await government approval before they can begin operations.

13.   Both companies have paid to divide the coveted railroad company, but are still awaiting government approval to begin operations.

14.   Both systems are scheduled to begin operations this summer.

15.   A bauxite mine called Boksit Milici was just beginning operation, and Sestovic was employed to operate earth-moving equipment.

16.   A cracker to turn naphtha into raw materials for its plastics division will begin operations this year, as much as six months later than planned.

17.   A Kaiser spokesman declined comment on how much each party is investing in the joint venture, which began operations last Thursday.

18.   A major dredging operation was begun at the start of World War II, and it continued for years.

19.   A third Peruvian carrier, Aero Continente, announced plans to apply for frequencies to begin operations to the U.S.

20.   Adaptive optics systems have also begun regular operation at the Canada-France-Hawaii Telescope in Hawaii and at the European Southern Observatory in La Silla, Chile.