mech[8], herb[8], cher[7], herc[7], brem[7], herm[7], merc[6],
che[6], ech[6], hec[6], hem[6], ber[5], erb[5], reb[5], her[5], brr[5], cer[4], mer[4], rem[4],
hm[5], be[4], eh[4], he[4], ce[3], em[3], me[3], er[2], re[2],
