"She hasn't tried in the last few days, at least not that I'm aware of."
It had been tried in the early days and failed.
We'll try a tank experiment in the next few days.
I tried in the early days to do what you suggest.
He tried three more times in the next few days as they marched deeper into the wilderness.
I tried several times in the last few days to find you.
They were too stout for him to break by main force; he had tried in the first days of this captivity and failed.
They used to try in the old days, but they never could do it.
The Poles tried it in the last days of December and again on 7 January 1945, both times without success.
"We're trying to keep the operation secret, especially in the early days," he said.