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

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1 The table shows the number of mornings and afternoons that winds blew at various strengths over a 14 day period .
2 One of the pair in each case has been changed , but both are being monitored over a 14 week period .
3 Briefly , over a 14 month period starting in May 1968 , 1400 general practitioners throughout the United Kingdom recruited 23000 women who were using oral contraceptives and a similar number of women who had never used these preparations .
4 A survey was undertaken of all referrals for compulsory admission received by a city mental health centre over a one year period .
5 Referrals received from all sources requesting a section assessment over a one year period were included in this study .
6 These had been developed over a one year period and had been fully piloted .
7 Twelve consecutive patients were studied over a one year period .
8 These agents were given in a total voluem of 1.5 ml , a 0.5 ml bolus injection , followed by a continuous infusion of 1 ml over a one hour period .
9 Therefore , attack the bag with a mixture of kicks and punches , making sure that your action is continuous over a one minute period .
10 Yeah , on tape You know this ah , it 's the , the actual letter says we would like you to do , what we would like you to do is to record all your conversations with other people except telephone conversations over a , over a one week period , erm , but that 's , that 's not , does n't quite , just need to record as much as I can .
11 Each patient was provided with a diary card to record bowel frequency and episodes of incontinence and urgency over a one month period .
12 The study found twenty-one students had taken their own lives over a fourteen year period , and more than two hundred and fifty others attempted suicide.Simon Garrett reports .
13 The Gold Award is made to organisations in recognition of achieving either a consistently good or continuously improving performance over a 4 year period .
14 Individual faecal excretions were collected over a 4 day period after injection of the labelled cells , with particular care being taken not to contaminate the faecal samples with urine .
15 The results of investigations in all patients referred by family practitioners to a medical gastroenterology outpatient clinic for the investigation of iron deficiency anaemia were prospectively collected over a 17 month period .
16 This will be particularly important in our efforts to explore the ways in which the private traumas of married couples have found their way on to the public agendas of churchmen , politicians , policy makers and others over a fifty year period .
17 Echographic evaluation of gastric emptying was obtained by measuring the prespinal vertical antral diameter just before the intake of drugs , and every hour over a six hour period , using an ATL Ultramark 4 ultrasound scanner equipped with a 3.5 MHz probe .
18 In figure 9.14 , negative perceptions about the performance of the economy in the previous twelve months and pessimism about the economy in the following twelve months are plotted on the same scales over a six year period .
19 Over a six year period ( January 1984 to December 1989 ) 62 patients with bile duct strictures had exfoliative cytology carried out .
20 Dr Bob Tait in presenting the cup complemented all the teams on the high standard of their project presentations which they had completed over a six week period .
21 Social workers , librarians , planners , architects , housing staff , tax , careers and school officers will be taking part in the vote for six days of strike action over a six week period from October 4 .
22 253 hours over a six month period gave a total of only 8.4 hours per team member per month ( or only 5.5 hours per month client contact if telephone calls and professional meetings were ignored ) .
23 Formulation of the plan seems to be the result of a complex but highly structured process of consultations and meetings carried out over a six month period , and culminating in the ratification of the plan by the full Politburo .
24 reported domestic violence over a six month period
25 The methodology involves extensive consultation of police records over a six month period together with indepth interviews with serving officers both men and women of varying experience throughout the police organisation from all ranks , from relief officers , CID to Inspectors of operations .
26 Paykel ( 1979 ) describes his research in New Haven in which the life experiences of 185 depressed patients receiving hospital treatment were compared with the experiences of a random sample of the same number of adults in the general population over a six month period .
27 A second survey was undertaken to establish the level of loss of requested items over a six month period .
28 Other members of the family may be able to share care by helping out on alternative days or weeks , or over a two day period once a month , so that you can attend a back to nursing course .
29 His beloved fiancée was stricken with polio and , over a two year period , her health steadily deteriorated .
30 What it does n't currently offer is Unix SVR4 compatibility , and Solbourne commits only to a gradual migration to Solaris over a two year period .
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