hele[7], helo[7], hole[7], ohel[7], henn[6], lenn[5], enol[5], neon[4],
hel[6], hol[6], ehe[5], hen[5], lee[4], len[4], ole[4], eon[3], one[3], non[3],
eh[4], he[4], ho[4], oh[4], el[3], ee[2], en[2], eo[2], no[2], on[2],
