Bip39 entropy to mnemonic https://devinzryy552.trexgame.net/comprehending-bip32-vs-bip39-which-one-should-you-make-use-of While it utilizes BIP32 approach it is possible to still import BIP39 seeds into Electrum wallet. Also in addition to BIp32 There's BIP44 Variation which some wallet use for that generation of seeds. He can also be the creator of quite possibly the most helpful https://cutt.ly/urYc5rW7