Bip39 Tool. Now, at the next stage we use these getting and alter important bunch to make person non-public keys. Use the above make non-public keys and chain code and pass them to the above mentioned talked about purpose kchild = kpar + hash(Kpar, cpar, i) to generate personal keys. https://socialinplace.com/story4035495/bip39-word-list-pdf-https-linktr-ee-bip39-bip39-words-fundamentals-explained