Bip39 Entropy Although it works by using BIP32 process you could continue to import BIP39 seeds into Electrum wallet. Also apart from BIp32 There is certainly BIP44 Model which some wallet use for that technology of seeds. One list of mnemonic can be employed to build a number of addresses. https://bookmarkjourney.com/story18549331/bip39-mnemonic-seed-phrase-generator-the-2-minute-rule-for-bip39