Example sentences of "[noun sg] occurs when a " in BNC.

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1 repair by second intention occurs when a considerable amount of tissue has been lost and the wound edges can not be approximated ; a mass of new tissue is required to fill the gap .
2 Indirect sex discrimination occurs when a person applies to a woman :
3 Similarly , indirect race discrimination occurs when a person applies a requirement which he applies or would apply to persons of a different racial group but :
4 What sets the Pearce-Hall ( 1980 ) model apart is its prediction that a decline in associability occurs when a stimulus accurately predicts its consequences and that inconsistent consequences will attenuate or prevent the loss .
5 Stage migration occurs when a peasant moves to a provincial town for some time and then on to the city .
6 But the greatest danger occurs when a leader is plagued by paranoia .
7 If a failure occurs when a primary media item is being used , the corresponding secondary media item will be used instead .
8 Verb-phrase anaphora occurs when a verb-phrase depends for its interpretation on another verb-phrase occurring earlier in the spoken or written discourse .
9 Cross-boundary flow occurs when a patient resident in one region requires treatment in another .
10 Industrial segmentation occurs when a micro-computer business applies differing marketing mixes to two markets , one of small private businesses , and the other of State secondary schools .
11 A split infinitive occurs when a word ( usually an adverb ) is placed between the word ‘ to ’ and a following verb , as in ‘ to really understand . ’
12 ‘ Extortion by colour of office occurs when a public officer demands and is paid money he is not entitled to , or more than he is entitled to , for the performance of his public duty .
13 ‘ Extortion by colour of office occurs when a public officer demands and is paid money he is not entitled to , or more than he is entitled to , for the performance of his public duty .
14 Infringement occurs when a person makes articles to the design or makes a design document recording the design for the purpose of enabling such articles to be made .
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