You may remember my vocal synthesis patch that I uploaded on here a while ago in the music board. Unfortunately I couldn't share that one because there were far too many effects put on the synth. But I made a new patch entirely for NI Massive with no external effects added onto it. So here's the file:
http://www.mediafire.com/?g8xdizj0f7nj2ck
Here's an example of what it sounds like (using three different variations of the base patch):
http://soundcloud.com/pewter-robot/strings-synth