azot[5], oazy[5], oaza[4], oazo[4], ozoi[4],
aty[5], ata[4], tai[4], tao[4], toi[4], oto[4], ozy[4], oaz[3], zoo[3],
ty[4], at[3], ta[3], ot[3], to[3], aa[2], za[2], oz[2],
