r3a2vo s3a2 t3a2v u3a2vo v3a2

gub2 hub2v iub2vo jub2 kub2v

5kc2v 6kc2vo 7kc2 8kc2v 9kc2vo

ubd2vo vbd2 wbd2v xbd2vo ybd2

j2d2 k2d2v l2d2vo m2d2 n2d2v