dryf[10], refy[9], kred[6], dery[6], redy[6], kery[6],
efy[8], ref[7], frr[7], dek[5], kry[5], ryk[5], der[4], red[4], ker[4], rek[4], drr[4], ery[4],
ef[6], fe[6], de[3], er[2], re[2],
