I can ascertain exactly what has happened on each pit stop.

You will need to ascertain exactly why an individual isn't performing well enough and then choose the correct procedure.

Committee members were unable to ascertain exactly which pollutants had done what, but identified the mine as the source of the trouble.

It was difficult to ascertain exactly how many cyberspace 'owners' were present yesterday but, inevitably, given the significance of the venue, a sizeable following had made the relatively short journey.

This modification makes it difficult to ascertain exactly the production runs for each model.

He added that the state of the body made it impossible to ascertain the cause of death given that the remains were 'largely skeletal'.

A coroner said that it was not possible to ascertain the cause of death and the police did not bring charges.

The doctor was, in these cases, unable to ascertain the cause of the deaths.

A police investigation was subsequently conducted to ascertain the cause of the fire.

His clothed skeleton was discovered half a mile from his home by forestry workers, but it was too late to ascertain his cause of death.

They concluded that an architect should be engaged immediately to ascertain the extent of the damage and the probable cost of repairs.

The seminary responded by hiring a law firm to contact all alumni in order to ascertain the extent of the problem and offer assistance.

Excavations in the 1920s ascertained the extent of the surviving rooms, and the vaults were reconstructed in 1929.

There should be a public inquiry to ascertain the facts.

This case provides an object lesson in the dangers of attempting a summary resolution of issues of mixed law and fact without having ascertained the facts.

First, one must ascertain the facts.

He has decided to write to the owner of the house to ascertain the truth.

His faculty for lying has made it difficult for researchers to ascertain any truth on the basis of his statements.

Investigate the matter and ascertain the truth of the statement.

The paper's lawyer triggered significant uproar during proceedings when he argued that newspapers did not have the luxury of time to ascertain the truth of their reports.