Example sentences of "[det] have [verb] a number " in BNC.

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1 This has led a number of commentators to argue that the unemployment trap is now of little importance to the real world .
2 This has highlighted a number of shortcomings in the technical arrangements .
3 This has taken a number of forms and has not spread as widely as some of its supporters might have hoped .
4 GRIST regulations ( section 9 , DES , 1986 ) allow the curriculum component of advisers ' work to be a charge against DES funds and this has released a number of posts frozen by local government cut-backs .
5 Most of the older officers have worked in pollution control for several years and many have had a number of years experience in industry , which , they are quick to point out , affords them an ‘ insider 's ’ sympathetic understanding of the difficulties and costs which arise in complying with standards .
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