Bip39 blockchain https://www.storeboard.com/myrtierisaliti 3a43fced052690635cc9fdce418514528b000dff3eaa5b986ea7be809062e775f2fe99c76733ff200b56fb70cac7c6ac7818b1e8139192a70fe274f5bf57fa46 For words that have only 3 letters, there is absolutely no 4th letter. By way of example with the word “increase”, there won't be any more letters Later on and therefore must be the word "increase". ... https://bookmark-share.com/story20752110/github-bip39-word-list-indicators-on-bip39-standard-you-should-know-https-cutt-ly-uryc5rw7