Bip39 one https://telegra.ph/Producing-Custom-Bitcoin-Addresses-A-Take-A-Look-At-BIP39-Strategies-06-28 Even though it employs BIP32 method you are able to still import BIP39 seeds into Electrum wallet. Also apart from BIp32 There exists BIP44 Model which some wallet use for the generation of seeds. The BIP39 word list is actually a list of 2,048 carefully picked words https://binksites.com/story10465932/bip39-typescript-the-single-best-strategy-to-use-for-bip39-generator-https-t-me-bip39-chat