Five: the fifth; the 5-th
Eight: the eighth; the 8-th
Nine: the ninth; the 9-th
Twelve: the twelfth; the 12-th
Twenty: the twentieth; the 20-th
Twenty-one: the twenty first; the 21-st
Twenty-three: the twenty third; the 23-d
Twenty-six: the twenty sixth; the 26-th