Perhaps you should try some spelling variations:
abierta v » abierta y, abierta a, abierta 5
marx del » mar del, marx el, marx de
de marx » de marzo, de maria
a 1820 » a 1920, a 1850, a 1827
de 31 » de 1, de 30, de 11
31 de » 1 de, 30 de, 11 de
mar a » mar y
v 12 » v 1, v 2, v 14

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 de 31 de mar a 1820 ) OR ( Cabildo abierta v 12 de marx del 80 ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( Cabildo abierta de 31 de mar a 1820 ) OR ( Cabildo abierta v 12 de marx del 80 ))".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta de 31 de mar a 1820 ) OR ( Cabildo abierta v 12 de marx del 80 ))*.