Bip39 Words Though it utilizes BIP32 strategy you are able to continue to import BIP39 seeds into Electrum wallet. Also apart from BIp32 There's BIP44 Model which some wallet use for your generation of seeds. The software of a wallet uses an entire set of words taken from the vocabulary; https://www.youtube.com/channel/UCUpxfyTJ0fb78SQ55hU6OCw