Clayton Does The Unthinkable Phonics - Consonants Level 1 Clayton Does The Unthinkable Vowel Diphthongs 38 /ow/ sound Vowel Diphthongs 39 /oy/ sound Dolch Sight Words Grade 3 (Level 2) Other Vowel Sounds 39 /oy/ sound Other Vowel Sounds 38 /ow/ sound