Sentence examples for extensive research. from inspiring English sources

To this he has added extensive research.

Extensive research is yet to be done.

Even so, he conducted extensive research.

A marketing plan developed from extensive research.

Extensive research on global, regional and local carrying capacities.

But he had his extensive research to go on.

This implies extensive research rather than quick-fire reportage.

It was a conclusion he reached after extensive research.

Extensive research efforts have been spent.

Extensive research is carried out in this field.

Extensive research, she pointed out, finds a positive effect.