Bip39 vs bip84 https://gravatar.com/sparklyusually6089a4f337 It's important that the mnemonic sentences are produced from randomly chosen figures! These numbers is usually created in a number of different ways, which are explained in other content here, like "What's an RNG" and Seed Phrase Technology. BIP32 and BIP44 get the job done together https://livebookmarking.com/story20215411/norme-bip39-helping-the-others-realize-the-advantages-of-bip39-passphrase-https-cutt-ly-uryc5rw7