The phrase "accumulated vast amount" is not correct as it is missing a noun after "amount." You can use it when discussing the collection of a significant quantity of something, but it needs to be revised for grammatical accuracy.
Example: "The researcher has accumulated a vast amount of data over the years."
Alternatives: "gathered a large quantity" or "collected a significant amount."
Even if people have accessed higher education, they've accumulated vast amounts of debt.
The Afghan government had accumulated vast amounts of land during the period of Communist rule in the 1970s and 1980s.
For business, but evidently also for pleasure, he accumulated vast amounts of furniture, painted and carved wood panels and all kinds of scraps, which he arranged densely but sensitively throughout his storerooms and residence.
The difficulty maintaining legacy technology means that companies have accumulated vast amounts of technical debt, making it harder for talented developers to do their jobs, and stifling innovation as a result.
Organizations such as the World Health Organization (WHO), the United Nations High Commissioner for Refugees (UNHCR), Partners in Health (PIH), International Medical Corps (IMC), Grand Challenges Canada, and the Mental Health Innovations Network have accumulated vast amounts of evidence about what to do in conflict and post-conflict settings.
Companies are accumulating vast amounts of information about your likes and dislikes.
In some states, employees game the system by "spiking" their last year's earnings by accumulating vast amounts of overtime pay.
But his real crime was confirming that the intelligence agencies, despite their strenuous public denials, have been accumulating vast amounts of personal data from the American public.
Senator Patrick J. Leahy, chairman of the Senate Judiciary Committee, said the business plan "raises the specter that one company will accumulate vast amounts of personal viewing data".
Sebastian Solomon New York City Alec MacGillis, in his article on the billionaire philanthropist David Rubenstein, shows how the carried-interest loophole in tax law has allowed Rubenstein and others to accumulate vast amounts of wealth ("The Billionaires' Loophole," March 14th).
