Bip39 validate mnemonic https://papaly.com/1/eMEf Though it utilizes BIP32 approach you may however import BIP39 seeds into Electrum wallet. Also aside from BIp32 There may be BIP44 Variation which some wallet use with the technology of seeds. The BIP39 word list can be a list of two,048 diligently selected words used http://www.mediafire.com/file/uilrjfajg2ami24/pdf-14673-57158.pdf