Facebook does not store passwords in plain text. Even if a server is breached, the data is encrypted (hashed). A .txt file containing clear-text Facebook passwords is almost certainly a scam or fake.
Many of the files found through these searches are "combos" (combinations of emails and passwords) from breaches that happened years ago. Most of the data is recycled, and the passwords have likely been changed. index of password txt facebook better
If you are using this search term because you are worried about your own data being in a .txt file somewhere, there are safer ways to check: Facebook does not store passwords in plain text
Even if someone found a valid password in an open directory, 2FA makes that password useless without access to the user's physical device or secondary email. Many of the files found through these searches
Use this reputable service to see if your email has been part of a known breach.
Searching for a "better" list via Google is largely a relic of the past for several reasons: