Perhaps you should try some spelling variations:
abierta a » abierta y, abiertas 1, abierta en
masas a » masas la, masas y, casas a
a 1852 » a 1850, a 1892, y 1852
a 1820 » a 1920, a 1850, a 1827
de 30 » del 30, de 0, de 20
mar a » mar y
10 de » 12 de, 17 de, 11 de
a 10 » al 10, 8 10, 1 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 abierta de 30 de mar a 1852 ) OR ( Cabildo abierta a 10 de masas a 1820 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta de 30 de mar a 1852 ) OR ( Cabildo abierta a 10 de masas a 1820 ))*.