Bip32 and bip39 https://josuejnub341.image-perth.org/the-future-of-copyright-security-why-bip39-issues-for-every-person The get on the mnemonic phrase matters. When you mess up the get then You can't recover your wallet. Your money are going to be missing eternally. Ensure you have a proper backup. For words that only have three letters, there isn't a 4th letter. For https://canvas.instructure.com/eportfolios/3396498/ricardooxtv236/bip39-generator-online-the-very-best-tools-for-secure-pocketbook-development