erbie[7], robie[7],
herb[8], bohr[8], obie[6], rebe[6], brei[6], brie[6], bero[6], ober[6], hero[6], brio[6], broi[6], robi[6], oere[4],
bee[5], ehe[5], boi[5], obi[5], hoi[5], ber[5], erb[5], reb[5], her[5], bor[5], rob[5], hor[5], rho[5], rei[3], ero[3], roi[3],
be[4], eh[4], he[4], bi[4], hi[4], bo[4], ho[4], oh[4], ee[2], eo[2], er[2], re[2], or[2], ro[2],