crep[6], lepr[6], perl[6], spec[6], serc[5], rels[5], pers[5], less[5], seps[5], sers[4],
cel[5], cle[5], lec[5], cep[5], lep[5], pel[5], ple[5], cer[4], per[4], rep[4], ces[4], sep[4], pss[4], ser[3],
ce[3], el[3], pe[3], er[2], re[2], es[2], se[2],
