Bip39 rules https://telegra.ph/Producing-Custom-Bitcoin-Addresses-A-Take-A-Look-At-BIP39-Strategies-06-28 Even though it employs BIP32 process you can nonetheless import BIP39 seeds into Electrum wallet. Also besides BIp32 there is BIP44 version which some wallet use to the era of seeds. Vault12 would be the pioneer in copyright inheritance management. Look at our explainer video high... https://bookmarkshut.com/story21420569/bip39-copyright-the-smart-trick-of-bip39-word-list-github-that-no-one-is-discussing-https-linktr-ee-bip39