cong[7], chno[7], chon[7], pong[7], gont[7], tong[7],
hoc[6], och[6], hop[6], tog[6], hot[6], gon[5], pot[5], top[5], noc[4], not[4], ton[4],
go[4], ho[4], oh[4], co[3], op[3], po[3], ot[3], to[3], no[2], on[2],
