11.   Experience has too often shown that problems arise where there is a lack of sympathy with the Church and its worshippers.

12.   However, a problem arose when one tried to use such theories to construct a model of the atom.

13.   However, problems arise when the author describes how to actually use the gear.

14.   However, similar problems can arise with regard to kitchen units and fitted bedroom furniture, etc and similar considerations apply.

15.   Human intervention is required again and again, and intervention is needed at the level where these problems are arising.

16.   In addition to problems intrinsic to the methodology of platelet function, problems also arise from the diabetic groups studied.

17.   In retrospect I Marvel at how the problem arose and was resolved.

18.   In undertaking such a vast development programme as the Mahaweli Project, it is perhaps inevitable that unanticipated problems arise.

19.   It is very important for parents to get professional help if this problem arises.

20.   It was inevitable that problems would arise within the mass screening programme itself.