Example sentences of "[pron] [adv] prevent [adj] " in BNC.

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1 The international safeguards which apparently prevent civil nuclear material from being used for arms fuelling can be side stepped by nuclear powers like the UK ‘ for national security reasons ’ Priddle admitted .
2 the only forms of prevention which actually prevent mental handicap are concerned with advising the mother of the possibly harmful effects of certain courses of action during the period of pregnancy , and ensuring high standards of antenatal and postnatal care to prevent a healthy born or unborn child from becoming mentally handicapped .
3 But it utterly prevented permanent victory .
4 But it hardly prevented conciliatory answers .
5 It also prevents white spot taking a hold .
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