"Children who make up a sexual abuse usually present a very superficial set of facts," he said.

Playing in San Francisco will clearly present a different set of problems.

Shows held outside the tents present a whole new set of problems.

Radon in the water, however, presents a different set of problems.

Here we present a set of rules that can be used in such transformations.

The coming year was going to present a new set of challenges.

"Living things present a whole different set of risks to the environment" because they can multiply, he said.

This can present a unique set of barriers for community partnerships.

Our Group will therefore be presenting a set of proposals in due course.

Life at the top, she understood, presented a different set of challenges.