krą[8], rąk[8], erą[7], kry[5], ryk[5], eko[4], ker[4], rek[4], kor[4], kro[4], okr[4], ork[4], rok[4], ery[4], ero[3],
ko[3], ok[3], ee[2], eo[2], er[2], re[2], or[2], ro[2],