oral[6], lori[6], lira[5], rial[5], aula[5], aura[4],
aal[4], lar[4], roi[4], alu[4], lau[4], aar[3], ara[3], air[3], rai[3], aua[3], rau[3],
la[3], ul[3], aa[2], ai[2], ar[2], au[2], ui[2], ur[2],
