Bip39 hash https://collinmmss433.lucialpiazzale.com/from-concept-to-fact-generating-bitcoin-addresses-with-bip39 Although it uses BIP32 technique you could nonetheless import BIP39 seeds into Electrum wallet. Also besides BIp32 There is certainly BIP44 Edition which some wallet use for the era of seeds. For words that have only 3 letters, there's no 4th letter. Such as Using the word https://7bookmarks.com/story20221963/bip39-hardware-bip39-passphrase-generator-options-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw