Bip39 12 vs 24 https://franciscougju442.bravesites.com/entries/general/Produce-Bitcoin-Addresses-from-Seed-Every-Little-Thing-You-Required-to-Know Even though it takes advantage of BIP32 technique you may even now import BIP39 seeds into Electrum wallet. Also aside from BIp32 There's BIP44 Edition which some wallet use for that generation of seeds. For words that only have 3 letters, ... https://bookmarklinking.com/story9042285/bip39-tron-the-single-best-strategy-to-use-for-bip39-word-list-txt-https-cutt-ly-uryc5rw7