chaco[9], coach[9], cocha[9], kocha[9], okach[9], cacko[8],
bach[9], baco[7], coba[7], obca[7], bako[7], coka[6], koca[6],
cab[6], ach[6], cha[6], bak[6], hak[6], cob[6], hoc[6], och[6], bok[6], kac[5], abo[5], boa[5], oba[5], hao[5], koc[5], oka[4],
ba[4], ha[4], bo[4], ho[4], oh[4], ka[3], co[3], ko[3], ok[3],
