Example sentences of "[verb] [been] available for [adj] years " in BNC.

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1 IBIsys has been available for four years and has around 15,000 customers scattered across Italy , Europe , Canada , South Africa and Australia .
2 Thus a verdict at an inquest of natural causes aggravated by lack of care has been available for many years .
3 Data base systems have been available for many years and were developed to make efficient use of secondary storage devices in large computer installations .
4 Although safe and effective vaccines have been available for 10 years , only around 40 per cent of healthcare workers in Europe are vaccinated .
5 Anglo-Saxon archaeology has n't come to a crisis point as did prehistoric studies in the early 1960s ; rather it is gradually slipping into new directions with the establishment of a generation of archaeologists more aware that alternative approaches exist to be tried and which have been available for 20 years .
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