Bip39 cracker http://www.mediafire.com/file/uilrjfajg2ami24/pdf-14673-57158.pdf Although it takes advantage of BIP32 approach you can continue to import BIP39 seeds into Electrum wallet. Also apart from BIp32 You can find BIP44 Variation which some wallet use for the technology of seeds. The BIP39 word list is usually a list of two,048 carefully picked https://www.storeboard.com/blogs/ai-for-small-business/browsing-the-globe-of-bitcoin-addresses-the-value-of-bip39/6240727