brem[7], merc[6], crep[6], perm[6], spec[6], psem[6], spem[6], bers[6], serc[5], pers[5],
cep[5], ber[5], erb[5], reb[5], cer[4], mer[4], rem[4], per[4], rep[4], ces[4], mes[4], sem[4], sep[4], ser[3],
be[4], ce[3], em[3], me[3], pe[3], er[2], re[2], es[2], se[2],
