Bip39 Mnemonic Words Even though it uses BIP32 approach it is possible to still import BIP39 seeds into Electrum wallet. Also besides BIp32 You can find BIP44 Variation which some wallet use with the generation of seeds. Normally obtain / purchase wallets from Formal website. Validate checksum and wallet signature https://socialistener.com/story4118553/bip39-format-detailed-notes-on-bip39-phrase