Lesson 33: dbdac bbccc ac
Lesson 34: dabca dcbcb ca
Lesson 35: adadd adaba dd
Lesson 36: addcd ccbad cc
Lesson 37: cbbbb dacdb ba
Lesson 38: bcaac bddba dd
Lesson 39: dacdd abacc ab
Lesson 40: ccbca acbbb bd
Lesson 41: aacdc bbada cb
Lesson 42: dddbb cddac da
Lesson 43: bbaad daccd ac
Lesson 44: cbccc bdaba bd