Bip39 first 4 letters https://www.storeboard.com/blogs/ai-for-small-business/browsing-the-globe-of-bitcoin-addresses-the-value-of-bip39/6240727 Although it makes use of BIP32 strategy you may however import BIP39 seeds into Electrum wallet. Also apart from BIp32 There may be BIP44 Model which some wallet use for the era of seeds. Press X to abort passphrase software and continue to ke... https://bookmarkextent.com/story21937772/bip39-copyright-about-bip39-2048-words-https-t-me-bip39-chat