elf[8], pfe[8], ref[7], dek[5], kel[5], kle[5], lek[5], lep[5], pel[5], ple[5], der[4], red[4], ker[4], rek[4], per[4], rep[4],
ef[6], fe[6], de[3], el[3], pe[3], er[2], re[2],
