Perhaps you should try some spelling variations:
abierta ac » abierta a, abierta al, abierta en
de cancer » del cancer
cancer c » cancer y, cancer a, cancer de
a 1860 » la 1860, a 1850, a 1820
c 1860 » c 1870, j 1860, m 1860
ac 17 » al 17, c 17
17 de » 1 de, 12 de
mar a » mar y
15 de » 1 de, 12 de, 11 de

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 ac 17 de mar a 1860 ) OR ( Cabildo abierta de 15 de cancer c 1860 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta ac 17 de mar a 1860 ) OR ( Cabildo abierta de 15 de cancer c 1860 ))*.