Bip39 Checksum. You'd probably then do a simple Restoration using a command such as one below. (This command utilizes a sample wallet file bunlded with BTCRecover) BIP44 defines a certain essential derivation route framework that allows for taking care of numerous accounts and coin varieties inside of a single wallet, https://moodjhomedia.com/story2765750/bip39-mnemonic-https-linktr-ee-bip39-not-known-details-about-bip39-wallets