"many advertisements" is a perfectly acceptable phrase to use in written English.
For example, "In recent years, many entrepreneurs have used many advertisements to reach a larger market."
In particular, in case of spa therapy, we observed many advertisements interrelated with advertising for young Asian girls and their erotic massage abilities.
In Zimbabwe one sees many advertisements for "imported", which gives the product advertised a perceived advantage over domestic products.
DPFs can be removed, cleaned and replaced, and there are many advertisements for this legitimate service, but other garages advertising "DPF removal" services make clear the filter is not replaced.
In the United States, direct pharmaceutical advertising to patients is legal, and there are many advertisements for medications for erectile dysfunction or hypogonadism.
"But there were really too many advertisements.
Like many advertisements, however, it offers less than a complete story.
During live games it runs as many advertisements as a television network.
In the Russian newspapers, there are many advertisements for jobs, she went on.
Many advertisements this year could best be described as 30-second, televised resumes.
Many advertisements in the special section were for real estate in the newly accessible and open neighborhood.
The leading Democrats have stepped up their TV campaigns since October, running nearly as many advertisements as Mr. Romney.
