chla[8], lach[8], echa[7], heca[7], hale[7], hela[7], alce[6], cale[6], cela[6], lace[6],
ach[6], cha[6], che[6], ech[6], hec[6], hal[6], hel[6], cal[5], cel[5], cle[5], lec[5], ale[4],
ha[4], eh[4], he[4], ce[3], al[3], la[3], el[3],
