Example sentences of "has been carry [adv prt] [prep] [noun sg] " in BNC.

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1 I hope that this historical survey gives you some insight into the work that has been carried on regarding AI , in particular expert systems , for the maintenance of aircraft within the RAF .
2 In the UK where a comparatively large amount of research has been carried out into wave power it is estimated that with wave generators along the 1,450 kilometre coastline , 50% of the UK 's electricity requirements could be supplied .
3 Less work has been carried out on copper , but the little that has ( e.g. Manser 1977 , pp. 22–3 ) indicates a very wide range of composition , matched by the range found in Roman copper alloys which may suggest extensive use of scrap such as that found in bags accompanying skeletons ( Myres 1978 ) .
4 little research has been carried out on consistency of performance on similar test material , especially of mathematics in context .
5 A great deal of research has been carried out with respect to the effects of ageing on physical and mental capacities .
6 Routine Guthrie testing has been carried out for phenylketonuria since the mid-1970s and testing for hypothyroidism since the mid-'80s .
7 This work has been carried out by water authorities , internal drainage boards , and many councils , in part to reduce flooding of roads and houses , but largely to increase farm yields .
8 So far only a preliminary amount of work has been carried out in order to assess the restoration work required .
9 This work has been carried out in collaboration with The Institute of Cancer Research , The Royal Marsden Hospital , and Bristol-Myers Squibb .
10 Although a great deal of work has been done in the historical demography of the developed world relatively little research has been carried out in relation to the corresponding ( i.e. pre-demographic transition ) period in the Third World .
11 Plans to dredge the top metre of sediment off the north Cornwall coast have been put forward by Marine Mining ; exploration drilling for deeper placer deposits in buried river channels has been carried out in Mount 's Bay and St Austell Bay .
12 Exploration for placer tin deposits has been carried out in South-west England off the north and south coasts of Cornwall ( see under tin in Appendix 1 ) .
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