Once your search succeeds, you need to handle the actual files.
Split archives appear as:
Do NOT extract each individually. Instead: tezfiles search 7z
Leverage Google or Bing with specific search strings: Once your search succeeds, you need to handle
site:tezfiles.com "*.7z"
or
intitle:"index of" "tezfiles" ".7z"
This restricts results to pages hosted on TezFiles that mention 7z archives. Do NOT extract each individually