Perhaps you should try some spelling variations:
abierta a » abierta y, abiertas 1, abierta en
cancer a » cancer y, cancer de, cancer su
a 1827 » a 1887, a 1820
20 del » 20 de, 10 del, 20 el
a 1860 » la 1860, a 1850, a 1820
11 de » 12 de, 17 de, 16 de
mar a » mar y
de 20 » del 20, de 2, de 0
a 11 » 9 11, a 10, v 11

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 a 11 de mar a 1827 ) OR ( Cabildo abierta de 20 del cancer a 1860 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta a 11 de mar a 1827 ) OR ( Cabildo abierta de 20 del cancer a 1860 ))*.