The phrase
"several screenplays" refers to multiple written scripts for movies or TV shows. It means there are more than one screenplay, usually written by the same person or group, which can potentially be produced into films or television programs.
Full definition
Between «Tommy» and «Altered States,» Russell set his eyes on «Dracula,» which reportedly began as a ballet, and he
wrote several screenplay drafts.
After
several screenplay drafts, including one by Children Of Men writers Hawk Ostby and Mark Fergus, Albert Hughes signed on to direct in 2010.
Starting with his successful Leon (The Professional), Besson regurgitated this story into the formula he would follow
for several screenplays he has written since, from The Fifth Element to Kiss of the Dragon to The Transporter.
Roth has
penned several screenplays of varied quality throughout his career with Munich (Steven Spielberg), Ali and The Insider (both directed by Michael Mann) being amongst his better efforts.
For over twenty years, I've written
several screenplays and manuscripts, but I've never written a book.
He has written
several screenplays, fiction and short stories.
I'd written
several screenplays and at least one messy novel before completing the project I had with me at the convention.