Example sentences of "it can [adv] [be] [verb] when " in BNC.
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| 1 | It can also be used when several results have already been found but people are unable to proceed further to a generalisation ; for instance , they may have failed to spot a linear relationship or a well-known number-sequence in their results . |
| 2 | Also , charcoal is preferred because of its steady and concentrated heat , its smokeless burning , and because it can easily be extinguished when the fire is no longer needed . |
| 3 | Unlike mercury-gilding , there is no positive analytical evidence which can identify gold leaf , but it can often be recognised when viewed in cross-section at high magnification . |
| 4 | It can only be activated when a false statement actually damages a reputation . |
| 5 | One problem with the above test of a set of restrictions is that , strictly , it can only be applied when the model is linear and the restrictions themselves are linear . |