parasit eve 2

i have a psx already installed with a mod chip and i cannot find anywhere an australian/uk/us patch for parasite eve 2 copyprotection patch, if you have one please please help, ive spent about 40 hoursl looking... and if anyone knows how to make a patch please help.

Cannot imagine how you can spend that amount of time without finding it,
http://www.megagames.com/cgi/console/dlpsx.cgi?stc-p2pn!zip
or this new one
http://www.megagames.com/cgi/console/dlpsx.cgi?kw_prv2!zip