perl[8], pers[7], reps[7], gels[6], ergs[5], gers[5],
per[6], rep[6], pes[6], gel[5], leg[5], erg[4], ger[4], reg[4], ges[4], les[4], ers[3], res[3], ess[3],
er[2], re[2], es[2],
