Example sentences of "difficult [to-vb] [adv] how " in BNC.

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1 Even simple activities , such as the right way to hold and use a pair of scissors , may need to be shown to a pupil with very poor vision , not because it is beyond the child 's capacity , but because defective vision may make it difficult to see exactly how to manipulate utensils and objects without precise demonstration on how to do so .
2 However , it is difficult to see precisely how the feature detection and abstract letter detection levels could be linked together in such a way that a letter can be detected regardless of its case of presentation .
3 When you get such a splodge of colour eh , it 's difficult to know just how well adjusted your colour level is on the television .
4 And er , it 's difficult to know quite how to photograph windmills .
5 Until you see them for yourself , in fact , it 's difficult to conceive just how magnificent they really are .
6 In the conditions that prevailed in mid-January this year , it is difficult to conceive just how much water was flowing through the Tay before striking south and on to Perth .
7 So , for all these reasons , and more , which I 'm sure you can think of , it 's very difficult to define exactly how much it goes on and er and what exactly er the abuse involves .
8 Because BR is reluctant to talk about profits , it is difficult to gauge accurately how successful InterCity 's forage into the top end of the charter-train market has been , or how much the total earnings from charter traffic contribute to the sector 's overall profitability .
9 It is obviously difficult to predict exactly how the study will proceed .
10 It is obviously difficult to predict exactly how the study will proceed .
11 It is difficult to assess exactly how important such credit effects have been in this recession .
12 1.5 It proved very difficult to assess in how many other initial training courses there was explicit language work .
13 However much you may have heard , without actually going there , it is difficult to appreciate just how far rugby is woven into the warp and woof of South African society .
14 It is difficult to ascertain just how effective are conferences and seminars in promoting co-operation and coordination but at the very least they provide a forum for practitioners to take the opportunity for co-operative efforts .
15 Richard Barker commented : ‘ We were pleased with our catalogue but it is difficult to quantify just how much extra business these kinds of promotional tools generate . ’
16 Even though we can be quite sure that we would use " the " in these examples , it remains difficult to explain exactly how we decide .
17 This is a very common occurrence when someone who is a good subject experiences past-life regression , although they — and , indeed , I — find it difficult to explain just how they know the regression was real .
18 In any event , and this is the real answer , Bismarck had not yet given up hope of bringing his scheme to a successful conclusion and even though it seemed difficult to envisage just how this could be done , he waited for his moment .
19 Once distant from the history , it is difficult to envisage just how powerful that central imperative was and how often the options available were so narrowly restricted as to exclude most of what the party was supposed to stand for .
20 ‘ It 's difficult to say just how much spending will fall short of target , ’ says Henry Bordes-Pages .
21 If you took it away I I it would be difficult to say quite how it would affect .
22 For it is very difficult to specify just how falsifiable a single theory is .
23 The administration costs would be endless and it would be difficult to prove exactly how many times a local pub rock group has played any one song .
24 If one eye is shut , the brain only gets one picture and it is more difficult to tell exactly how far away the pencil is .
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