Example sentences of "have been a [adj] factor " in BNC.
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| 1 | This act is hardly likely to have endeared the chiefs to the Roman cause , especially if all the money had been spent , and could have been a deciding factor in the hardening of the changing attitudes in some of the royal households . |
| 2 | Diabetics tend to have higher serum cholesterol levels than non-diabetes ( Santen et al , 1972 ) , and the old diabetic diet only recently abandoned may have been a contributing factor . |
| 3 | Experts believe the anaesthetic propofol ‘ may have been a contributing factor ’ in the deaths . |
| 4 | A hospital spokeswoman said : ‘ The bacteria may have been a contributing factor in these deaths . |
| 5 | This may well have been a contributory factor in the prevalence of death in child-birth . |
| 6 | He had no idea she already had suspicions which might well have been a contributory factor to her miscarriage . |
| 7 | Others believed that nervousness over forced repatriation might have been a contributory factor in the incident , following the October 1991 agreement between the United Kingdom and Vietnam [ see p. 38531 ] that any refugees arriving after that date would be returned home . |
| 8 | Global warming may have been a contributory factor in the outbreak of a malaria epidemic in the highlands of Madagascar in 1988 which killed 25,000 people . |
| 9 | Erm but one , one one , I mean cl clearly the policy which was pursued was one of inequality and there was a rich peasant economy and either you say well yes there is , there is an economic imperative for that and that 's the explanation or you say well there might have been a political factor involved in this that there was a recognition that progress was going to come through class conflict and therefore if you are actually promoting the kind of you might realize it was happening and you might be more prepared |
| 10 | It seems likely , therefore , that transport must always have been a limiting factor on trade . |
| 11 | Not all can be traced to the Black Death , but it must have been a significant factor . |
| 12 | At times taxation may have been a significant factor , either because the barbarians were simply allocated revenue , or , as in the case misrecorded by Fredegar , because Romans gained tax exemption as a result of conceding land to the barbarians . |