21.   For example, in a large system it is unlikely that the originator will be able immediately to pinpoint the modules which are the root cause of the problem.

22.   In configuration control systems this is an extremely difficult and dangerous thing to do and is the root cause of many manual systems failing.

23.   Such unemployment is labelled classical in the sense that its sole root cause is an excessively high real wage.

24.   Determinedly she put her worries and the root cause of her despondency behind her and tried to think more cheerfully.

25.   The charity used the occasion to call for fresh action to tackle the root causes of world poverty.

26.   And in a special report to mark the anniversary, Oxfam set out an agenda to tackle the root causes of disaster and suffering...

27.   She said a tiny minority were making life miserable for the majority and said it was time to tackle the root causes of crime.

28.   Such measures may not tackle the root causes, but they may help everyone to recognise the seriousness of the problem.