Bt4g -

Click the result. You will see:

BT4G’s creator (anonymous, of course) once posted on a forum: “I didn’t build it for piracy. I built it because Google’s search is broken for finding old files — abandonware, out-of-print books, 2000s shareware. But yeah, people use it for movies too.” Click the result

If you were trying to visit or reference that site, note that: 2000s shareware. But yeah