However, the last vote of the night had occurred almost six hours earlier.

How can that be, especially since one meeting had occurred only three weeks earlier?

Her death was alleged to have occurred three days earlier.

It usually occurs early in life, during a critical period.

I t could occur early in your service - or much later.

Only then could he be told about the death of his daughter, Louisiana, which had occurred a month earlier.

Given two events, we can always say whether one of them occurred earlier, later or simultaneously.

One of those encounters occurred early in his public career.

They tend to occur early on in treatment and then stop but every patient's experience is different.

Although it is primarily set in the 1950s, its critical events occurred 20 years earlier.