Bip39 Github. While you will find BIP39 wordlists in languages besides English, it can be strongly not advisable to use non-English words for wallet backups. It'd make restoring the wallet complicated or not possible. Certainly, BIP39 passphrases are circumstance-sensitive. Make sure you enter your passphrase precisely when you established it https://socialfactories.com/story4946299/bip39-wallets-https-linktr-ee-bip39-getting-my-bip39-passphrase-to-work