Example sentences of "over a long period of time " in BNC.

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1 The best businesses over a long period of time have been the ones with a single thrust .
2 Thus , over a long period of time , stone , glass and metals acquire a distinctive patina which the faker must try and imitate .
3 Also the junction between the uncorroded metal and the applied patina is very sharp , whereas a patina which has developed over a long period of time will have eaten into the metal in a very irregular and quite characteristic manner that is very difficult to imitate .
4 Your own , personalized weight control programme has not been a sudden thing but has evolved over a long period of time .
5 However , over a long period of time and association , horses and ponies can alter their thought patterns and learn to think more like each other , and to become more empathic .
6 But cases of die links between different places or over a long period of time are unusual .
7 There are few other industries in which , over a long period of time , revenues have covered less than half of costs .
8 However , at Cosmeston the archaeologist has the opportunity to excavate a large portion of the settlement over a long period of time and to use the results to shed light on sites where the excavators have not been so fortunate .
9 The accumulation of data over a long period of time is a situation that lends itself well to the use of a microcomputer .
10 What was less obvious was the effect on the system as a whole , which had evolved over a long period of time influenced by a variety of political and economical pressures , and not necessarily in a methodical manner .
11 In fact the opposite seems to have occurred because Grevy 's zebra is in other ways a very different animal from the common zebra and it appears that in their stripes the two species have converged rather than diverged , over a long period of time .
12 If we find that magnets attached to cats will upset their ability to find their way home , then we are beginning , very dimly , to understand the amazing homing abilities that the animals have evolved over a long period of time .
13 The explanation is that , given a totally unvarying diet over a long period of time , especially if it is from kittenhood right through into adult life , a cat 's ‘ food variety mechanism ’ gets worn down and is finally switched off altogether .
14 The father , Mr P , also an English incomer to Orkney , had carried out various forms of abuse over a long period of time .
15 Unlike the 1991 Rugby World Cup , which took place over a whole month , not to mention the three months build-up , thereby allowing the sponsors to develop their marketing strategy over a long period of time , the World Sevens tournament is a three-day event , with the commercial potential of a ‘ Market blink ’ , as he puts it .
16 One of the tasks of a sponsor of such an event is to maximise on its appeal over a long period of time .
17 Involvement with the same client over a long period of time , the paper says , could result in a lack of objectivity and ‘ detraction from the regular and robust consideration ’ of issues associated with the audit .
18 Much research and attention to artists ' requirements has led to a new breed of synthetic brushes which are highly appropriate for use with acrylics , among other uses , which hold their shape well over a long period of time , are delightfully responsive to use , are superbly controllable , allowing precision work , and are durable enough to resist occasional misuse .
19 The majority of other types of skin cancer are the result of continued exposure to sunlight over a long period of time .
20 If this analysis is accepted , then it is clear that the attempt over a long period of time to protect the position of those living in privately rented accommodation has failed and has , in fact , made the position worse .
21 At any particular moment the books might not appear to balance ( for example electrical energy input could be stored to be released as heat later , or energy taken up while forcing the deuterium into the palladium may be returned later U the deuterium leaks out and recombines in the atmosphere ) , so the relevant question was whether there was a net excess output of energy over a long period of time .
22 It is now generally applied to those who have neglected themselves over a long period of time or when a person has become seriously ill but is refusing hospital admission .
23 the nature of the caring relationship is likely to be based on love and mutual support over a long period of time .
24 The result is that conflicts in one set of relationships , over a wide range of society , or over a long period of time , lead to the re-establishment of social cohesion ( 1955 : 2 ) .
25 It reached its present form over a long period of time during which there have been numerous law changes — not all of which have achieved their desired result , as Ian Kirkpatrick , Rutherford 's South African counterpart , was the first to point out .
26 Signatories of GATT could institute tariff changes which might discriminate against third parties only if done over a long period of time , so giving those third parties the opportunities of adjusting to the change without suffering severe economic disruption .
27 Fatigue fractures , by their very nature , are more prevalent in structures that have been subject to stress over a long period of time .
28 These data suggest that the selection of a relative who gives moral support is related partly to the composition of the kin group and partly to the quality of a particular relationship over a long period of time .
29 Various surveys of such studies , over a long period of time ( Schuessler and Cressey , 1950 ; Hood and Sparks , 1970 ; Hindelang , 1972 ; Feldman , 1977 ) and covering various categorisations ( including Eysenck 's ) , have not suggested widespread agreement on clear-cut categories covering significant proportions of offenders , although various relationships have been found .
30 To begin with , literacy in general was not , of course , independently invented in Greece , as Goody and Watt recognise : the form of literacy particular to Greece developed from the Semitic writing system over a long period of time .
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