Example sentences of "[noun] over a prolonged period " in BNC.

  Next page
No Sentence
1 A stability test involves the accumulation of a substantial amount of data over a prolonged period of time and may require the production of reports at several stages of the test .
2 Some families require extensive help over a prolonged period to overcome long-standing emotional problems in the family which have culminated in a child who is failing to thrive or is obese .
3 Because a teacher is concerned with a whole person over a prolonged period of time … so he tends to become involved as a whole person .
4 Efforts over a prolonged period by the BMC and the Sandstone Climbing Club have failed to win reductions in the excessive charges here , but these efforts will continue .
5 Declining per capita income over a prolonged period of time usually results in a change of government , sometimes after a revolution or a military coup .
6 During his reign he added vast territories to the Frankish kingdom that he had inherited ; Lombardy ( the traditional enemy of both Franks and papacy ) , parts of Spain , all of Saxony over a prolonged period of campaigning , and Slavonic regions of the Drave and Elbe .
7 The only people who are likely to experience extended periods of spontaneous regression are those who have been practising deep meditation over a prolonged period of time and have reached a high degree of competence in this field .
8 Rumen boluses designed for the slow release of anthelmintics over a prolonged period are under development for sheep and seem an ideal way of minimising worm egg output .
9 Perhaps the observation of particular teachers over a prolonged period combined with the charting of individual pupils ' learning experiences — including visits to the library — and the ways in which they did or did not use project-purchased resources would achieve this end , but there are clearly practical and methodological objections to such activities .
10 Should you experience any of the symptoms over a prolonged period of time , it is always advisable to have a check-up to ensure that you do not have a condition which requires professional help .
11 themselves admit that ‘ a definitive answer to the question of job techniques and job autonomy could be provided only by systematic and direct observation over a prolonged period of time ’ .
12 Ground-based observations , on the other hand , offer an opportunity for remote sensing of the plasma in a given region over a prolonged period .
  Next page