vi12 wi12o xi12o4 yi12 zi12o
k912o l912o4 m912 n912o o912o4
9z22o4 a022 b022o c022o4 d022
yq32 zq32o 0q32o4 1q32 2q32o
nh42o oh42o4 ph42 qh42o rh42o4