31.   Slave labor provided a vital element of the German war machine.

32.   Some cyber-gurus doubt whether the Web can reach undecided voters in significant numbers, a vital element in close races.

33.   The problem, of course, is that Bertelsmann and Deutsche Telekom both hold several other vital elements for success.

34.   The salary cap is considered a vital element that helps maintain the integrity of the game.

35.   They combine the same vital elements -- a stable ensemble cast and a script that sticks to familiar plot lines.

36.   Weapons are still a vital element in Oni.

37.   With the nation preparing for an extended worldwide conflict against terrorists, the U.S. energy infrastructure is a vital element in supporting the effort.

38.   But codes of ethics or moral conduct and policy guidance are vital elements in the process of ethical management.

39.   Enforcement officers are considered a vital element of Marina as they are the ones who ensure that vessels plying Philippine waters are seaworthy.

40.   King, recently named a spokeswoman for Revlon cosmetics, considers her team a vital element in her success.