grap[7], erga[6], pera[5], repa[5], parr[5],
gap[6], gar[5], gra[5], rag[5], erg[5], par[4], rap[4], per[4], rep[4], prr[4], era[3], rea[3],
ag[4], pa[3], pe[3], ar[2], er[2], re[2],
