1og2 2og21 3og217 4og2 5og21

qfh21 rfh217 sfh2 tfh21 ufh217

f6h217 g6h2 h6h21 i6h217 j6h2

4wi2 5wi21 6wi217 7wi2 8wi21

tnj21 unj217 vnj2 wnj21 xnj217