I don't really have the time to make a bunch of fancy-looking posts, but here are some links I've found:
http://www.hardsextube.com/video/344471/Dry-Humping-panties-blacks (This one seems like it might be a dude, but I can't quite tell.)
http://www.rawgonzo.com/vs/niches/humping1.php (This link is somewhat shitty, because none of its links actually seem to point to what the image suggests, but it at least gives you video titles that might help you find videos. I found a few new ones in this.
Also, be sure to check out the links that Roc has been posting:
They're good links; I've just been too lazy to do anything with them on here.