Enter a bip39 passphrase https://www.gamespot.com/profile/pothirpeib/ It's crucial that the mnemonic sentences are created from randomly chosen numbers! These numbers is usually created in a number of other ways, that are explained in other articles or blog posts right here, like "What on earth is an RNG" and Seed Phrase Technology. https://letsbookmarkit.com/story20137293/bip39-seed-phrase-generator-the-greatest-guide-to-bip39-https-dzen-ru-bip39-phrase-com