hhu27 ghu2 fhu27n ehu27 dhu2
sqt2 rqt27n qqt27 pqt2 oqt27n
3zs27n 2zs27 1zs2 0zs27n zzs27
e9r27 d9r2 c9r27n b9r27 a9r2
pir2 oir27n nir27 mir2 lir27n