Bip39 seed to private key https://www.hometalk.com/member/176312665/elva1377050 BIP85: A more moderen proposal letting the deterministic derivation of several BIP39 mnemonic seeds from a master seed. This could explain to you empty balances. This can be why it’s vital to verify your wallet makes use of all of the market standards. But https://pr1bookmarks.com/story20981845/bip39-javascript-the-5-second-trick-for-bip39-compatible-wallet-https-dzen-ru-bip39-phrase-com