Thus, BIP39 proposes to implement an algorithm to transform a seed into a mnemonic phrase string. It extends the algorithm for making wallet seeds. How you can retrieve prolonged non-public critical from extended community important + grasp seed / root private grasp key one The last stage of BIP-39 is https://mediajx.com/story21567443/new-step-by-step-map-for-bip39-english-words