Perhaps you should try some spelling variations:
abierta y » abierta en
de maria » de marzo, de marx
maria a » maria e, maria de, maria di
a 1821 » 1 1821, a 1820, a 1827
a 1880 » a 1887, a 1850, a 1883
20 de » 2 de, 30 de, 24 de
mar a » mar y
y 20 » y 2, 1 20, 3 20
i de » y de, i d, 1 de

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( Cabildo abierta y 20 de mar a 1821 ) OR ( Cabildo abierta de i de maria a 1880 ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( Cabildo abierta y 20 de mar a 1821 ) OR ( Cabildo abierta de i de maria a 1880 ))".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta y 20 de mar a 1821 ) OR ( Cabildo abierta de i de maria a 1880 ))*.