Bip39 possible combinations https://www.anobii.com/en/01000289012ff9b293/profile/activity Even though it uses BIP32 system you could nonetheless import BIP39 seeds into Electrum wallet. Also apart from BIp32 There is certainly BIP44 Edition which some wallet use with the era of seeds. The amount of stability does a passphrase add? A BIP39 passphrase appreciably improves https://socialstrategie.com/story6501245/bip39-hd-wallet-not-known-factual-statements-about-bip39-word-list-txt-https-dzen-ru-bip39-phrase-com