rebe[6], bero[6], ober[6], bose[6], bers[6], bess[6], boss[6], oere[4], eser[4], eros[4], eses[4], sers[4],
bee[5], ber[5], erb[5], reb[5], bor[5], rob[5], ero[3], ser[3], ros[3], sos[3],
be[4], bo[4], ee[2], eo[2], er[2], re[2], or[2], ro[2], es[2], se[2], os[2],
