No suitable material came to hand for the box hedges.

I would wait until a more suitable material is used (something with a bit of toughness).

Some of the less suitable material has been omitted.

From this point of view, teachers should have no difficulty in finding suitable material.

"We should be able to do that in a day or so, if we can find suitable materials."

Members are asked to consider donating any suitable material they have to the Society.

Paper and very tightly woven cloth seem to be the most suitable materials.

NK-2 would do the same, at such time as he found suitable material.

This could result from a structural change in a single solid material, though no suitable materials are known.

In addition, the raw materials suitable for the production of feed must be used more efficiently.