bell[8], bels[7], cers[7], nell[6], lern[5], rens[4],
bel[6], leb[6], cer[6], ces[6], sec[6], erb[5], les[4], ern[3], ren[3], sen[3], ers[3], res[3],
ne[2], er[2], re[2], es[2],
