I told him what had happened during the last two days.

Not even after what's happened during the last few days.

I could deal with the fact of what had happened during the past two hours.

You will remember nothing of what has happened during the last hour.

What do you think happened during those two minutes, when they were alone?

These have to be brought about as a result of things which happen during life.

Why, when I think of what might have happened at any time during the last four years!

For the rest of their lives, the children didn't know what happened to them during those three days.

Such a thing has never happened during the many years that I have been here.

That had happened during her time at the training college.