Perhaps you should try some spelling variations:
abierto ana » abierto en, abierto al
de barbarie » la barbarie, y barbarie, vs barbarie
barbarie a » barbarie la, barbarie y, barbarie en
de massas » de masas
abierta a » abierta y, abiertas 1, abierta de
massas 4 » masas y, massa y, masas a
a 1880 » a 1887, a 1850, a 1883
a 30 » al 30, 1 30, a 10

You may be able to get more results by adjusting your search query.

• The words AND, OR and NOT may confuse the search; try adding quotes: "(( Cabildo abierto ana 30 de massas 4 1686 ) OR ( Cabildo abierta a 30 de barbarie a 1880 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierto ana 30 de massas 4 1686 ) OR ( Cabildo abierta a 30 de barbarie a 1880 ))*.