hebd[9], hobo[8], bied[7], bido[7], dobo[7], obie[6], oboi[6], idei[5], ideo[5], ooid[5],
bid[6], bod[6], boi[5], obi[5], hoi[5], oho[5], deo[4], ode[4], doi[4], ido[4], odo[4],
be[4], eh[4], he[4], bi[4], hi[4], bo[4], ho[4], oh[4], de[3], id[3], do[3], od[3], ii[2], eo[2],
