Bip39 encoding https://www.spreaker.com/podcast/palerioiwk--6670096 Though it employs BIP32 strategy you may continue to import BIP39 seeds into Electrum wallet. Also apart from BIp32 There is certainly BIP44 Variation which some wallet use with the technology of seeds. Some wallets can import different seed phrases and some only have just one standard. https://sb-bookmarking.com/story20522633/bip39-root-key-the-greatest-guide-to-bip39-https-t-me-bip39-chat