aury[7], rusy[7], rysu[7], sury[7], aura[6], auro[6], rusa[6], sura[6], usra[6], suro[6], arsy[5], rasy[5], rysa[5], rosy[5], ryso[5], arsa[4], rasa[4], arso[4], osra[4], raso[4], rosa[4],
aua[5], aur[5], oru[5], sou[5], rus[5], sur[5], ary[4], asy[4], osy[4], rys[4], ara[3], aro[3], ora[3], asa[3], osa[3], ars[3], ras[3], sra[3], ros[3],
au[4], su[4], aa[2], ar[2], or[2], ro[2], as[2], os[2],
