Ok, you could now what is possible at this moment. One thing for sure: you need a lot of time to find what you are looking for, and a big chance that you don’t find it. By using ‘search engines’ your search could get much shorter.
The following sites containt ‘XDCC search engines’. You can always try to find them, or new ones with your favorite search engine.
Attention!! be prepared for a lot of popups and porno addsIf you need only one, or older file/program than probably file-sharing program’s like eDonkey, Gnotella, Kazaa and LimeWire are more usefull.