Example sentences of "[pos pn] [noun] [prep] [noun] over a " in BNC.

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1 The officer must indeed be prepared to sustain his attempts at persuasiveness over a long period of time , a matter which can pose problems , for he must be able to sense when a less conciliatory performance is warranted and a show of force , however discreet , would be appropriate .
2 Equally , it is not unknown for a partner gradually to lose interest in mundane administrative matters : often enough the problems that this can cause are exacerbated by his co-partners allowing him to escape his share of responsibility over a long period .
3 While a sleep-deprived subject at the Walter Reed Institute was able to respond as quickly in a simple reaction-time task as when rested , his pattern of responses over an extended series of trials , with the experimenter determining when stimuli were to be presented , would include an increasing number of very slow responses .
4 He was able to extend his sphere of influence over a large area of south-eastern Britain .
5 I regret to inform him that , as things stand , he gives the impression that he intends to cling , right reason or none , to his position of power over a people who have consistently told him and his party that they want no part of it .
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