aqo2 bqo21 cqo210 dqo2 eqo21
zgp21 0gp210 1gp2 2gp21 3gp210
o7p210 p7p2 q7p21 r7p210 s7p2
dyq2 eyq21 fyq210 gyq2 hyq21
2or21 3or210 4or2 5or21 6or210