abbe[8], aper[7], apre[7], aber[6], bare[6], rabe[6], barr[6], rare[4],
beb[7], ebb[7], par[6], rap[6], per[6], rep[6], bar[5], erb[5], brr[5], are[3], rar[3],
ab[4], ar[2], er[2], re[2],