agach[10], gacha[10], chaco[9], coach[9], cocha[9], ogaca[8],
gach[9], acha[7], caca[6],
ach[6], cha[6], hoc[6], och[6], aga[5], aha[5], ago[5], hao[5],
ag[4], ha[4], go[4], ho[4], oh[4], co[3], aa[2],