... ye. (page 107, book 4) instead of the correct: Ógle lečhála waŋží opȟéwatȟuŋ kte. Naháŋȟči wayáta hwo? (page 239, book 4). instead of the correct: Eháŋni wayáta hwo? or Tȟaŋníš wayáta hwo? The full list of errors would be very long. In many places the book authors were unable to follow the sentence ...