Bip39 Passphrase Generator. You would then do a standard recovery by using a command just like the a person below. (This command employs a sample wallet file bunlded with BTCRecover) Any person else who discovers the phrase can steal the bitcoins. It should be kept key, one example is it https://funbookmarking.com/story19158484/bip39-https-linktr-ee-bip39-what-does-ian-coleman-bip39-mean