Bip39 Table A BIP39 mnemonic sentence is really a set of words (mostly twelve or 24) that we will communicate with much more efficiently than other people that aren't words (bits and figures and the like). BIP39's reason in introducing the use of mnemonic words is to decrease the errors https://thesocialcircles.com/story4676661/seed-germinator-working-principle-the-2-minute-rule-for-seed-phrase-generator