The nature of his involvement has varied by political regime.

If they are, then their nature will vary from individual to individual.

The precise nature of this scheme varies from one company to another.

The exact nature of the style has varied according to time and culture.

However, the nature and balance of these measures varies considerably.

The exact nature of the information may vary between experiments.

Water is an issue in every region, but the nature of the potential impacts varies.

The nature and quality of this connection can vary enormously.

Their nature and effects also vary with the season and time of day.

The specific nature of such groups will vary according to circumstances.