hel[6], hem[6], dek[5], kel[5], kle[5], lek[5], dem[5], kem[5], mel[5], hen[5], den[4], end[4], len[4], men[4], nem[4],
hm[5], eh[4], he[4], de[3], el[3], em[3], me[3], en[2],
