Bip39 regex https://hubpages.com/@lefwenuuyr While it utilizes BIP32 approach you are able to however import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There is certainly BIP44 Edition which some wallet use for your technology of seeds. Want to check which wallets support the BIP39 mnemonic recovery seed phrase? https://rentry.co/p68weyby