cong[7], chno[7], chon[7], pong[7], gnoz[6], zgon[6], czop[6],
hoc[6], och[6], hop[6], gon[5], gzo[5], noc[4], zon[3],
go[4], ho[4], oh[4], co[3], op[3], po[3], no[2], on[2], oz[2],
