Bip39 vs electrum https://www.spreaker.com/podcast/palerioiwk--6670096 The last action of BIP-39 is generating the actual binary seed which can be then applied to be a master vital in BIP-32 deterministic wallet or working with other solutions. For words that have only 3 letters, there isn't any 4th letter. For example While using https://bookmarking1.com/story20226460/bip39-typescript-5-tips-about-bip39-standard-you-can-use-today-https-www-youtube-com-channel-ucupxfytj0fb78sq55hu6ocw