arek[5], erka[5], kare[5], erek[5], arko[5], karo[5], kora[5], okar[5], okra[5], orka[5], erko[5], kore[5], orek[5], oere[4],
oka[4], eko[4], akr[4], ark[4], kar[4], kra[4], rak[4], ker[4], rek[4], kor[4], kro[4], okr[4], ork[4], rok[4], era[3], rea[3], aro[3], ora[3], ero[3],
ka[3], ko[3], ok[3], ee[2], eo[2], ar[2], er[2], re[2], or[2], ro[2],