coka[6], koca[6], taco[6], kato[6], kota[6], tako[6], koto[6], otok[6],
kac[5], koc[5], tac[5], akt[5], kat[5], tak[5], tka[5], kot[5], kto[5], tok[5], oka[4], oko[4], tao[4], oto[4],
ka[3], co[3], ko[3], ok[3], at[3], ta[3], ot[3], to[3],
