You could create as many search pages as you would like :-)
Here is some documentation that should get you started:
You might find these two especially useful for your purpose:
http://world.episerver.com/Documentation/Items/Developers-Guide/EPiServer-Find1/7/Integration/EPiServer-7-CMS/Indexing/ (VPP indexing)
And also this blog:
Is it possible to create a number of different search pages on one site that search for either PDF and Word documents within the VPP and a different type of search that will search for content within the site?
I have never created a search that would search for PDFs and Word documents in the VPP before so I was hoping there was some literature on how to start this implementation.