1.   A flexible engineering system had been introduced after considerable debate about the worthwhileness of the investment.

2.   At the same time, this is an area of considerable theoretical debate, disagreement and, many would argue, confusion.

3.   It also has been the subject of considerable historical debate.

4.   Nuclear power has always been a topic that has sparked off considerable debate.

5.   The salient causal processes in the creation of this deferential coalfield culture are the subject of considerable debate.

6.   There has been considerable debate about the way forward for education.

7.   There is considerable debate over the most appropriate index of deprivation in particular situations.

8.   There is, however, considerable debate as to the extent of change, and the reasons for it.

9.   There was considerable debate within this school about the overlapping concepts of motive, determining tendency and set.

10.   This will involve a large number of managers, some further external help, and considerable debate.