Bip39 keywords https://telegra.ph/Producing-Custom-Bitcoin-Addresses-A-Take-A-Look-At-BIP39-Strategies-06-28 Regardless that it uses BIP32 system you could continue to import BIP39 seeds into Electrum wallet. Also in addition to BIp32 You can find BIP44 Variation which some wallet use for that era of seeds. Want to check which wallets assist the BIP39 mnemonic recovery seed phrase? https://socialmarkz.com/story10377045/bip39-standalone-the-single-best-strategy-to-use-for-bip39-generator-https-dzen-ru-bip39-phrase-com