Example sentences of "[noun] [vb past] been [prep] operation " in BNC.

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1 It could have been worse ; since the first strike had occurred at 9.30 p.m. after the main factory work-hours , and only a skeleton-crew shift had been in operation at that time .
2 In response , First Edition project director Mark Hodder-Williams said that First Edition had been in operation for nine months , and had successfully provided users with an efficient , fast computer-to-computer service for exchanging a wide range of commercial documents .
3 If one looks at the figures presented at Budget time for the previous financial year , for the financial year 1967/1968 , it is pretty clear in broad terms on what scale the process had been in operation .
4 The idea of garden festivals was imported from Europe , particularly West Germany , where the concept had been in operation since 1945 .
5 Mr Bell said the system of having one ambulance on call at each of the county 's 11 stations after 7pm every night had been in operation for many years .
6 Di Scott , of Fairbridge , explained : ‘ After the ship had been in operation for some time it was realised that a great deal of money was needed for maintenance and running costs .
7 This scheme had been in operation since 1977 .
8 Although the CNAA system had been in operation since 1964 , ‘ it is only recently that it has made almost total inroads as far as the central , advanced colleges of technology in Scotland are concerned ’ .
9 Against the Alan , as many as twenty tumans had been in operation , their movement co-ordinated with incredible accuracy .
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