Example sentences of "has [be] estimated that [adj] [adj] " in BNC.

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No Sentence
1 It has been estimated that many thousands of kung fu styles exist in Asia today .
2 It has been estimated that this particular treatment has saved about 10 million lives .
3 It has been estimated that some 85 per cent of these are of Augustan date .
4 Appearance money or guarantees previously were illegal — though not unknown — and under the new system it has been estimated that some top players ( Lendl and Boris Becker make around £1.5 million a year ) could increase their annual earnings by 40 per cent .
5 It has been estimated that these various small-scale erosional processes require tens of Ma to overturn a few millimetres of dust .
6 It has been estimated that these three cost categories can impact about 10 to 40 per cent of the well 's dryhole cost .
7 It has been estimated that three million elderly people in Britain are at risk .
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