merle[7], merze[6], zerem[6],
mele[6], erem[5], zele[5], mrze[5], erze[4],
mel[5], lee[4], mee[4], mer[4], rem[4], zer[3],
el[3], em[3], me[3], ee[2], er[2], re[2], ez[2], ze[2],
