Bip39 backup https://www.demilked.com/author/gobnettlmz/ Though it takes advantage of BIP32 approach you may however import BIP39 seeds into Electrum wallet. Also besides BIp32 There may be BIP44 Edition which some wallet use for that technology of seeds. The BIP39 word list is really a set of two,048 carefully picked out words https://bookmarkbooth.com/story19885384/formato-bip39-bip39-passphrase-generator-options-https-linktr-ee-bip39