Bip39 Bip44. Even though it takes advantage of BIP32 strategy you could even now import BIP39 seeds into Electrum wallet. Also besides BIp32 there is BIP44 version which some wallet use for the generation of seeds. gravity trophy suspect shrimp sheriff avocado label trust tragic dove pitch title network myself https://financeyahoo04826.wiki-jp.com/1109595/the_anatomy_of_the_bip39_phrase_entropy_text_and_protection