cong[7], chno[7], chon[7], kong[7], pong[7], kopn[6],
hoc[6], och[6], kog[6], hop[6], koc[5], gon[5], kop[5], noc[4], nok[4],
go[4], ho[4], oh[4], co[3], ko[3], ok[3], op[3], po[3], no[2], on[2],
