Perhaps you should try some spelling variations:
teoria dia » teoria da, teoria de, teoria del
abierta a » abierta y, abiertas 1, abierta en
a teoria » la teoria, y teoria, 1 teoria
de 1820 » de 1880, de 1920, de 1810
1820 a » 1890 a
mar de » mar del
17 de » 1 de, 12 de
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 1820 a teoria dia a ) OR ( Cabildo abierta a 17 de mar de 1837 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta de 1820 a teoria dia a ) OR ( Cabildo abierta a 17 de mar de 1837 ))*.