Example sentences of "to a [det] hours " in BNC.

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1 To help engender trust and familiarity , the field-worker 's contact in the station was restricted at the beginning to a few hours a shift once a week , gradually being built up to a full shift , including mights , twice a week .
2 This is because they can include additional short irradiations for elements with isotopes of very short half-lives , from a few minutes to a few hours , although this increases the analyst 's work .
3 The most intensively automated sections of any library are probably the short loan collections of universities , where books in high demand are separately shelved and issued for varying brief periods of a few days down to a few hours on one day .
4 The company claims that the time taken to generate and integrate the management of , for example , a network hub can be cut to a few hours .
5 After all , up to a few hours ago , he never knew of my existence . ’
6 An interview can last anything from fifteen minutes to a few hours , though normally one hour is considered long , so it is essential to maintain the informant 's interest and attention for the duration .
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