21.   Although Gore would rely more heavily on a government role than Bush, both candidates see the market as the most powerful force for addressing energy problems.

22.   An emphasis on the idea that all Americans share a community of interest will be a powerful force in rebuilding the Democratic coalition.

23.   And other powerful forces that once were critical of open immigration are courting the new residents.

24.   And once again, King Norodom Sihanouk is ruling by his wits, trying to find the balance between powerful forces that threaten Cambodia.

25.   And organized labor, once a powerful force, has lost its grip.

26.   And, at the other end of the scale, it is emerging as a powerful force in the specialist field of supercomputing.

27.   And while acknowledging that globalization and technology have hurt some workers, he defended free trade and unfettered competition as powerful forces for improving standards of living.

28.   Anido agreed that the ads carried a powerful emotional force.

29.   As a behind-the-scenes hit machine, Combs is a powerful force.

30.   As in other cities, the streets are patrolled both by local police and by gendarmes, the politically powerful national force.