| 31. | After one year of mandatory testing, it should become voluntary.
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| 32. | Strictly speaking, acquiescence to the brokered ratings agreement is voluntary.
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| 33. | Up to that point, the program would be strictly voluntary.
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| 34. | _No voluntary, self-imposed limits on campaign spending.
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| 35. | But not all fiction writers are as intrigued by voluntary vanishing.
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| 36. | Released in 1969, he entered a period of voluntary exile.
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| 37. | Voluntary action may already be helping, the Harvard study found.
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| 38. | We use a variety of enforcement stategies to ensure voluntary compliance,
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| 39. | Those younger than 30 also are offered the voluntary dues program.
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| 40. | His criminal record included convictions for voluntary manslaughter and armed robbery.
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