Example sentences of "[pron] is often very difficult [verb] " in BNC.
Next page| No | Sentence |
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| 1 | It is caused by a bacterium Haemophilus ducreyi , which is often very difficult to grow in the laboratory and correspondingly hard to find in the lesions themselves . |
| 2 | It is often very difficult to withhold any attention from a problem behaviour . |
| 3 | For the citizen with a need , whether it be welfare , housing assistance , job training or scores of other tasks the federal government has tackled through its grants it is often very difficult to decide just who is responsible for what . |
| 4 | Because of the uncertainty about the diagnosis , the prolonged treatment often advocated , and the slightness of the symptoms in many cases , it is often very difficult to persuade patients that they are cured . |
| 5 | When used in pillar drill , it is often very difficult to reach the on-off switch with one hand on the lever . |
| 6 | It is very easy to have all the right motives , intentions and objectives ; it is often very difficult to put these intentions effectively into practice . |
| 7 | With delays caused by disturbance to the regular progress of the works it is often very difficult to tie cause and effect together with any certainty . |
| 8 | It is often very difficult to find adequate coverage of one species over the sampling area , except in areas of recent forest monoculture . |