Perhaps you should try some spelling variations:
de pedro » y pedro
pedro do » pedro de, pedro d, pedro del
aborto 1 » aborto y, aborto _, aborto a
mar de » mar del
de 27 » del 27, de 2, de 20
27 de » 2 de, 17 de, 24 de
10 de » 12 de, 30 de, 17 de
do 8 » do _, de 8, do 5
1 10 » 1 1, 8 10, 1 15

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 27 de pedro do 8 ) OR ( Cabildo aborto 1 10 de mar de 1837 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo abierta de 27 de pedro do 8 ) OR ( Cabildo aborto 1 10 de mar de 1837 ))*.