donos[6], sondo[6],
fono[8], foso[8], sofo[8], codo[6], sond[5], sodo[5],
fon[7], fos[7], sof[7], cod[5], doc[5], noc[4], dno[4], don[4], odo[4], soc[4], ono[3], nos[3], son[3], oso[3],
co[3], do[3], od[3], no[2], on[2], os[2],
