Top Download Thecarnalsutramat1987 Dual Audi [FAST]

First, "top download" suggests they're looking for a report about the most downloaded or popular content related to "thecarnalsutramat1987". Then there's "dual audi". Maybe that's a typo for "dual audio"? That would make sense, as dual audio versions of media are common where content is released with two different soundtracks, usually in different languages.