The phrase "accumulated over the course" is correct and usable in written English.
It can be used to describe something that has been gathered or built up gradually over a specific period of time.
Example: "The knowledge and skills I have accumulated over the course of my career have prepared me for this new role."
Alternatives: "gathered throughout" or "built up during".
The added value comes from associations that have accumulated over the course of a century.
The students actually use the knowledge that they've accumulated over the course of the school year to create a car that achieves the greatest distance down the track".
Perhaps they would have understood that even in the latest, most modern new media, the cultural vocabulary accumulated over the course of history makes its presence felt at almost every turn.
For analysts with military industry ties, the attention brought access to a widening circle of influential officials beyond the contacts they had accumulated over the course of their careers.
This paper takes a first step at such a correlation, mining a wealth of data accumulated over the course of many years by our group.
Courts generally view retirement plans as part of marital property, often giving ex-spouses a share based on the amount accumulated over the course of the marriage.
When you marry in England or Wales, what you accumulate over the course of that marriage is seen as marital property, so you're looking at a 50% split if you divorce.
What does a world-famous director do with all the glittering trophies he accumulates over the course of his long career?
This is due to the fact that the unwrapping is performed recursively for increasing frequencies (see Figure 1a-c), so the ±2π errors accumulate over the course of the procedure.
The NIH-commissioned analysis, which lifts the lid on confidential grant data, may reflect a series of slight advantages white scientists accumulate over the course of a career, the authors suggest.
