But he is not too worried about the precise date.

No I don't know whether we do give them, even the precise dates.

The precise date of his death is not known, but it seems to have occurred between 439 and 441.

The precise date that the film was shot is not recorded.

Although the precise date is uncertain it certainly comes from between 1481 and 1500.

He died in 1903, but the precise date of death is not known.

As to the precise dates, that is not a matter which I can immediately remember.

He died in extreme old age, at what precise date is not known.

The precise date and location will be decided during the next few months.

He couldn't remember a precise date when she changed her approach to their relationship.