Perhaps you should try some spelling variations:
del barco » del banco, del marco, el barco
barco del » marco del, barco de, banco del
abierta a » abierta y, abiertas 1, abierta de
del 20 » del 80, del 90
r 1956 » r 1856, r 1951, sur 1956
31 de » 1 de, 30 de, 11 de
mar r » mar a, mar y
a 31 » al 31, la 31, a 1

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (( Cabildo aborto ((y 4) OR (y 2)) del barco del 20 ) OR ( Cabildo abierta a 31 de mar r 1956 ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( Cabildo aborto ((y 4) OR (y 2)) del barco del 20 ) OR ( Cabildo abierta a 31 de mar r 1956 ))".
• Adding a wildcard symbol may retrieve word variants: (( Cabildo aborto ((y 4) OR (y 2)) del barco del 20 ) OR ( Cabildo abierta a 31 de mar r 1956 ))*.