Example sentences of "been [vb pp] for [det] year in " in BNC.

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1 The ERNIE machine is a modern computerized form of sampling by ‘ random numbers ’ which has been used for many years in research .
2 G. affinis is a small ( 4.6 cm long ) , surface-feeding minnow which originated in the United States and has been used for many years in many parts of the world to control mosquito larvae .
3 It is possible to break out of the straight-jacket by applying an idea that had been used for many years in thinking about the psychology of classification and aesthetics ( McLlelland & Clark , 1933 ; Berlyne , 1960 ) .
4 The experience curve itself was developed from the concept of the learning curve , which had been used for many years in industries where it was observed that labour time fell as the workforce accumulated experience in producing more of a particular type of unit .
5 It has been used for many years in traveller 's diarrhoea , as a colostomy deodoriser , and as an antispirochetal agent in syphilis .
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