Unit 1 Silent Letters ck Unit 2 Silent Letters qu Unit 3 Silent Letters kit Unit 4 Silent Letters wr Unit 5 Silent Letters mb Unit 6 Silent Letters tch Unit 7 Silent Letters igh Unit 8 Long Vowel aw Unit 9 Long Vowel au Unit 10 Long Vowel am Unit 11 Long Vowel ee Unit 12 Long Vowel ea Unit 13 Long Vowel OO Unit 14 Long Vowel tie Unit 15 Long Vowel ui Unit 16 Long Vowel ie Unit 17 Final E a_e Unit 18 Final E i_e Unit 19 Final E o_e Unit 20 Final E u_e