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

• If you are trying to use Boolean operators, they must be ALL CAPS: %new spain %20 politics AND government %2f 18th century %((((f sources) OR (5 sources))) OR (((1 sources) OR (2 sources))))%22.
• The words AND, OR and NOT may confuse the search; try adding quotes: "%new spain %20 politics and government %2f 18th century %((((f sources) OR (5 sources))) or (((1 sources) or (2 sources))))%22".
• Adding a wildcard symbol may retrieve word variants: %new spain %20 politics and government %2f 18th century %((((f sources) OR (5 sources))) or (((1 sources) or (2 sources))))%22*.