Bip39 to private key https://zenwriting.net/keenanctdp/how-to-create-a-bip39-seed-a-step-by-step-guide Although it takes advantage of BIP32 strategy you may nonetheless import BIP39 seeds into Electrum wallet. Also apart from BIp32 there is BIP44 Model which some wallet use for that generation of seeds. Such as, should you originally build your wallet and generated seed working https://businessbookmark.com/story5343438/bip39-derivation-the-definitive-guide-to-bip39-converter-https-t-me-bip39-chat