Example sentences of "have [been] [vb pp] [prep] a number " in BNC.

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1 Agency has been recognised in a number of international contexts .
2 The effect has been recognised in a number of studies , not least in my own .
3 Erm and it it it , it has been defended on a number of grounds .
4 The established system has been defended on a number of grounds .
5 ITED has been developed through a number of task groups , utilising the skill and experience of people from all sectors of the Group , and was piloted across a sample of UK businesses in 1991 .
6 An increased risk of developing gastric cancer in the smoking population has been highlighted in a number of large scale prospective cohort studies and there is increasing evidence accumulating from postlabelling studies that DNA adducts can be correlated with smoking history .
7 His leadership has been criticized in a number of particulars : the timing of the movement 's creation ( too early or too late ) ; the adoption of anti-communism , which had short-term benefits but turned Gaullism into a right-wing preserve ; the systematic hostility to parliament and refusal to negotiate with the parties ; the tactical mistake of refusing apparentements in June 1951 .
8 This notion has been adopted by a number of animal learning theorists ( e.g. Spear 1973 , 1981 ; Hirsh 1980 ) .
9 One corporate-centred bargaining strategy in the form of ‘ coalition ’ bargaining has been adopted by a number of US unions since the 1960s .
10 In the business sector , the users ' needs approach to accounting theory has been adopted in a number of authoritative statements .
11 The volume of complaint about the difficulties encountered by pedestrians is certainly high and has been recorded in a number of surveys in recent years .
12 This has been done in a number of papers and in this sections we outline the results of a study by Attfield and Duck ( 1983 ) ( henceforth AD ) .
13 Using large fragments of flanking sequences , brain-specific expression has been observed for a number of neuronal-specific genes in transgenic mice ( 31,32,33,34,28 ) , including the HF-H gene ( 35 ) .
14 Braverman 's radical analysis of work organisation at the operational level has been extended by a number of writers concerned to explore its implications for these wider organisational issues .
15 The desirability of continued economic growth has been raised by a number of economists over the past decade and the titles of their publications make their conclusions clear — Does Money Buy Happiness ?
16 What happens when a majority voting equilibrium does not exist has been explored in a number of studies .
17 The significance of these regimes for economic policy has been explored in a number of papers , notably in Muellbauer and Portes ( 1978 ) and Malinvaud ( 1977 ) .
18 It has been supported by a number of outside bodies previously , but the Authority were not able to find it from their base allocation this year in order to continue .
19 The automatic recognition of word meanings has been demonstrated in a number of experimental investigations .
20 The type of employment offered by manufacturing industry in rural areas has been questioned for a number of reasons .
21 It will be available after 1997 and is essentially a travel document whose validity has been questioned by a number of countries .
22 Yates , 25 later this month , has been tracked by a number of top clubs , including both Liverpool and Spurs , but manager Neil Warnock yesterday admitted : ‘ His injury is not responding as well or as quickly as we had thought .
23 ( S. ) 320 , and has been applied in a number of subsequent decisions , such as Fleming and Dodge ( 1984 ) 6 Cr.App.R .
24 However , when the sexual behaviour of thousands of gay men has been studied over a number of years , sucking has n't shown up as a risk .
25 The composition of phospholipids in human hepatic and gall bladder bile has been studied by a number of investigators during recent years .
26 Such an example is the alternation between [ in ] and [ i ? ] on the ing form of verbs , which has been studied in a number of places .
27 Increased lung-cancer fatalities in uranium miners who inhale radioactive gas during the course of their work has been studied in a number of countries .
28 Implementation ‘ has been precluded for a number of years by the absence of realistic resources to undertake the task ( in terms of funding and/or staff ) .
29 It was Molly , of course , who introduced Medau work in the Special Needs sector and she has been followed by a number of our teachers who all deserve recognition for their work in this field .
30 This situation has been influenced by a number of factors .
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