Example sentences of "[prep] [be] [vb pp] over time " in BNC.

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1 Evidence will be collected which will allow the relationship between landscape and the control of land to be monitored over time , providing the statutory bodies concerned with conservation of the landscape with a better means of influencing change .
2 Projects need to be assessed over time ; there are very few whose benefits can be seriously assessed in less than ten years , and a period of fifteen to twenty years would be more meaningful .
3 When Greek letters are used , as above , the summation is to be made over time and space coordinates .
4 The programme would need to be implemented over time , and the money should first be targeted to those areas with high instances of deprivation .
5 Although there are important differences between the various theories , the great majority of researchers assert that ‘ aggression ’ ( however defined ; see below for a discussion on definitions ) is an integral part of human nature ; and that aggressive impulses and behaviour have somehow to be directed and controlled for human relations to be sustained over time in a social setting .
6 Interviews conducted during the course indicate the importance of task achievement and of the related social processes which encourage self development ; and these consequences appear to be sustained over time .
7 Anyone who needs an operation will wish to be operated on by a competently trained surgeon ; the necessary skills need to be honed over time .
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