Bip39 regex https://atavi.com/share/xbwf7vz16jgof Even though it employs BIP32 approach you could nonetheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 There's BIP44 version which some wallet use to the technology of seeds. BIP39 solves this by making use of human-readable seed phrases made up of organic language words. https://bookmarkcork.com/story20502028/bip39-cardano-about-bip39-2048-words-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw