Valid bip39 seed phrase https://blogfreely.net/travenmdoq/create-your-own-distinct-bip39-mnemonic-expression-with-python-scripts Even though it uses BIP32 approach you can nonetheless import BIP39 seeds into Electrum wallet. Also apart from BIp32 There's BIP44 Edition which some wallet use to the era of seeds. Thanks to the cryptographic design of BIP-39, a weak passphrase isn't going... https://linkedbookmarker.com/story5913252/bip39-o-que-%C3%A9-not-known-factual-statements-about-bip39-word-list-txt-https-dzen-ru-bip39-phrase-com