Perhaps you should try some spelling variations:
problema del » problema de, problemas de
do problema » de problemas, del problema, el problema
marco a » marco r, marco y, marcelo a
del 20 » del 80, del 90
de 100 » de 1900, de 120, do 100
100 el » 1800 el, 10 el, 00 el
a 1820 » a 1920, a 1850, a 1827
14 do » 14 de
y 14 » y 4, v 14, 3 14

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 aborto y 14 do problema del 20 ) OR ( Cabildo abierta de 100 el marco a 1820 ))~".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo aborto y 14 do problema del 20 ) OR ( Cabildo abierta de 100 el marco a 1820 ))*.