Example sentences of "have be derive from " in BNC.

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1 For him , the energies driving history have been derived from the interplay between external forces , conflicting visions of the right ordering of society .
2 It must be borne in mind that the majority of these data have been derived from subjects younger than 65 years ( Koch-Weser , 1978 ) so that the effect of hypotensive drugs in the older age-groups regardless of their blood-pressure status was largely unknown until the recent publication of the European Working Party Trial which did show significant benefits in the elderly ( Amery et al , 1985 ) .
3 At Kew , a large greenhouse , with temperature and humidity controlled at tropical rainforest levels throughout the year , contains a collection of several hundred clones of cocoa ( clones being groups of genetically identical individuals that have been derived from a single parent by asexual reproduction ) .
4 For instance , smallpox vaccination was being used centuries before Edward Jenner , and many modern drugs ( such as atropine , digitalis and reserpine ) have been derived from folk remedies .
5 All the examples continue the work we began last month by featuring double stops that have been derived from chords .
6 NOTES 1 The area sizes listed have been derived from preferred dimensions and rounded to the nearest m2 for convenience .
7 In our opinion , the quality of service measurements of the first and second class letter service for 1990/1991 have been correctly calculated and presented and have been derived from information obtained in accordance with the stated methodology and sampling programme .
8 At this point the whole argument not only takes us back to the eighteenth-century speculations about poetry versus reason , but begins to tie in with recent neurological discoveries concerning the workings of the two halves of the human brain which have been derived from experimentally induced conditions of aphasia .
9 Too many assumptions about bureaucratic behaviour have been derived from observations of a single organization and specific time periods : Niskanen and the US Department of Defence ; Tullock and departments of foreign affairs ; ‘ Leviathan ’ models of the 1965–75 growth years , and so on .
10 The cost of other services have been derived from estimates provided by the hospital ( Royal Hallamshire Hospital ) Finance Department .
11 It assumes that the scores have been derived from random samples .
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