We never tried to investigate the pits; they were too close to the trees.

We tried to investigate, and found that all these houses had recently been on the market.

He is also trying to investigate the optimum conditions under which it works.

They too try to investigate all aspects of psychological experience.

While they were still trying to investigate the interference, the power station went out for a few seconds.

"In our effort to try to investigate who they are, we have run into dead ends," she said.

While trying to investigate the murders, he must deal with his own personal demons.

They board the ship to find it deserted and try to investigate what happened.

If as a result a correlation is found, one can try to investigate it.

These are some of the things which I, at any rate, will try to investigate when we get to next year's discharge.