By encouraging more fruitful exchanges between American and Soviet experts - like those over the past year - this could help resolve questions about cheating.

"We had, I think, a fruitful exchange," the Mayor said.

In no time in the past 200 years has there been such fruitful exchange as that of the past 30 years.

The invitation led to some candid and fruitful exchanges between legislators and city officials.

This was the beginning of a lifelong friendship with a very fruitful exchange of ideas.

I wish the delegation a pleasant stay in Strasbourg and a fruitful exchange of views, which can do nothing but good for our relations.

We must open the European horizon to them, allowing a fruitful exchange of experiences.

We now have some scope for constructive debate and a fruitful exchange of ideas.

Despite this, both sides referred to a "fruitful and illuminating exchange of ideas".

We also had a fruitful exchange of views on East-West relations, terrorism and regional political issues.