Question on Facet Count

[Sumit Aggarwal]

Suppose i wanted to search for red dress and i want to get facet count for
term size-medium, size-large... Basically i wanted to get facet count for
some predefined terms in result set. How can i do it?
once i got facet count now i want result set for red dress and size-medium.
i hope i can achive this using facet filter query.....