The phrase "ago setting" is not correct and does not make sense in written English.
It seems to be a combination of two separate concepts, "ago" which indicates a time in the past, and "setting" which refers to a context or environment.
Example: "The story takes place in a medieval setting, long ago."
Alternatives: "past context" or "historical backdrop".
The date on the professor's calendar is September 16, and he's looking for a 2006 paper written "about five years ago," setting the year as 2011.
"It was very busy," Mr. Lifschultz said of the years after he arrived a half-century ago, setting up shop in one of the other buildings.
Just a few years ago, setting up a television subscription, buying vegetables and carrying out personal banking all happened in very different contexts and in very different ways.
The Rockets' owner, Les Alexander, sitting next to Lin, explained that his team was making a correction, having cut Lin just seven months ago, setting him on a path to unlikely stardom in the country's biggest market.
After spending nearly seven years cooking under Jean-Georges Vongerichten, Wylie Dufresne struck out on his own five months ago, setting up shop in his own neighborhood, on the Lower East Side.
The Cleveland Orchestra, in its lofty perch in University Circle, far from the problems of the city center, began a period of soul-searching a number of years ago, setting up a task force on community relations.
He long ago set the rules.
Britain's financial reforms 25 years ago set the stage for a late-1990s investment boom.
His purchase of that baseball team more than a decade ago set off alarm bells.
Indeed, Hezbollah long ago set aside enforcement of social conservatism in Lebanon, for the sake of unifying its diverse constituency.
PRESIDENT OBAMA 10 days ago set out one important element in the needed structural reform of the financial system.
