Perhaps you should try some spelling variations:
abierta a » abierta y, abiertas 1, abierta en
un mundo » el mundo
mundo al » mundo el, mundo a, mundo del
a 1820 » a 1920, a 1850, a 1827
15 un » 15 en, 1 un, 5 un
al 18 » al 15, al 10
17 de » 1 de, 12 de
mar a » mar y
a 17 » ac 17, al 17, a 7

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 15 un mundo al 18 ) OR ( Cabildo abierta a 17 de mar a 1820 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta de 15 un mundo al 18 ) OR ( Cabildo abierta a 17 de mar a 1820 ))*.