I am certain this isn't person error, Considering that the recovery phrase was found in two distinctive areas: backed up inside of a file on S3, and printed on a piece of paper. Standard recovery phrases use a certain list of 2048 words following the BIP39 standard (Bitcoin Improvement Proposal https://bookmarksknot.com/story20613633/detailed-notes-on-copyright-wallet-seed-phrase-out-of-bip39