Bip39 Passphrase copyright By way of example, go ahead and take word “accident” for instance. Its initially four letters are “acci”. For those who think about the BIP39 word list, you will note that no other word commences with “acci”. You can see the total source code in standalone, offline https://www.youtube.com/channel/UCUpxfyTJ0fb78SQ55hU6OCw