Bip39 Is Not Defined Even though it uses BIP32 technique you are able to nevertheless import BIP39 seeds into Electrum wallet. Also aside from BIp32 There exists BIP44 Model which some wallet use for the generation of seeds. Always down load / acquire wallets from official Web page. Verify checksum https://topsocialplan.com/story4023270/bip39-english-word-list-not-known-facts-about-bip39-phrase