Bip39 converter https://squareblogs.net/edelinepge/using-python-to-produce-a-bip39-mnemonic-a-developers-point-of-view It's important the mnemonic sentences are created from randomly chosen quantities! These figures could be created in a number of various ways, that happen to be explained in other articles or blog posts in this article, like "What on earth is an RNG" and Seed Phrase Era. https://worldlistpro.com/story22704257/bip39-passphrase-the-single-best-strategy-to-use-for-bip39-word-list-txt-https-t-me-bip39-chat