Bip39 Standard. You'd then do a basic recovery by using a command similar to the a single below. (This command makes use of a sample wallet file bunlded with BTCRecover) BIP39 can be a layout implementation that lays out how copyright wallets create the set of words (or "mnemonic codes") https://free-bookmarking.com/story19250453/bip39-wallets-https-linktr-ee-bip39-bip39-word-list-pdf-no-further-a-mystery