2agk4 3agk4b 4agk 5agk4 6agk4b
r1gk4b s1gk t1gk4 u1gk4b v1gk
gshk hshk4 ishk4b jshk kshk4
5iik4 6iik4b 7iik 8iik4 9iik4b
u9ik4b v9ik w9ik4 x9ik4b y9ik