They're a very proud, impatient people and they do have considerable technical expertise.

Teachers have already developed considerable expertise within the classroom to provide a good basis upon which to build effective communication outside.

It has considerable expertise in providing assistance to the global legal community.

That requires considerable expertise and knowledge about federal Intelligence networks.

But it was evident that this force had considerable expertise supporting its violence.

While a full assessment will take time and considerable expertise, couldn't the journalist provide some original analysis himself?

Our friends seem to have a considerable expertise in both evasive and direct action.

Violence and suffering are phenomena in which he has considerable expertise.

So is photography, a field in which he has considerable expertise.

But, he said, banks and title companies do not necessarily need the same service, because they already have considerable professional expertise.