Example sentences of "not [been] seen [prep] [det] [noun] " in BNC.

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1 The job analysis is a voluntary activity at these schools and has not been seen as another way of pulling the teacher 's leash .
2 Although it has not been seen for some time , the manuscript may contain a specimen of Mary Leapor 's handwriting .
3 And he had not been seen for some days .
4 The condition , which is relatively common in continental Europe , has not been seen on this scale in the UK since the 1920s .
5 Thus a correlation between faecal fat and faecal bile acid excretion has not been seen in all studies .
6 Evidence for tissue specific , copy-dependent , position-independent expression has been shown mainly in cross-species transgenics ; such as , human β-globin ( 14,15,48 ) , CD2 ( 49 ) , α-globin ( 50 ) , and class I HLA-B7 ( 51,52 ) genes as well as for chicken lysozyme ( 53 ) , although absolute correlation between expression , tissue distribution and copy number has not been seen in all cases .
7 When biologists studying these birds added extra shade to some territories , the birds exhibited something that had not been seen in this species before ; trigamy , males with three mates .
8 The paintings of the Thirties and Forties have not been seen in any sort of proper way and they are quite extraordinary , particularly that last group of interiors which Matisse painted between 1946 and 1948 .
9 After a while the station returned to normal , Charlotte had n't been seen for some time , and Albert had been killed in World War I so all three participants in the awful tragedy had gone for ever , or had they ?
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