lepi[6], peli[6], piel[6], pile[6], lepr[6], perl[6], riel[5], peri[5],
lep[5], pel[5], ple[5], lip[5], pil[5], pip[5], ile[4], lei[4], pie[4], lir[4], per[4], rep[4], prr[4], rei[3],
el[3], li[3], pe[3], pi[3], er[2], re[2],
