Any time a checksum is invalid, alert the user the phrase isn't a little something created by your app, and talk to whenever they would like to use it anyway. This way, your app only needs to keep the wordlists on your supported languages, but you can Recuperate phrases created https://extrabookmarking.com/story18923550/helping-the-others-realize-the-advantages-of-bip39-seed-phrase-mnemonics-generator