Bip39 Wallet Android Some words are shorter than four letters, such as the word “act”. Other words are more time than four letters, like “summary”. This may produce a bundle that only has the chinese_simplified wordlist, and it will be the default wordlist for all calls with no express wordlists. https://cheapbookmarking.com/story18479021/bip39-library-detailed-notes-on-bip39-phrase