efirą[13],
pień[11], perą[9], efir[8], peri[5],
efą[11], pfe[8], pif[8], prą[8], ref[7], frr[7], erą[7], pie[4], per[4], rep[4], prr[4], rei[3],
eń[8], ef[6], fe[6], fi[6], pe[3], pi[3], er[2], re[2],
