Perhaps you should try some spelling variations:
"serie politicas publicad." » "serie politicas publicas.", "serie politica publica.", "serie politica publicas.", "serie policiaca publicad."
"debates politicos las." » "debate politico las.", "debates politicos la.", "debates politico la.", "debates politica las."
"elites politica luis." » "elites politicas luis.", "elite politica luis.", "elite politico luis.", "elites politico luis.", "elites politica las.", "elites politica los."

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: (((("elites politica luis.") OR ("debates politicos las."))) OR ("serie politicas publicad."))~.
• Removing quotes may allow a broader search: (((( elites politica luis. ) or ( debates politicos las. ))) or ( serie politicas publicad. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("elites politica luis.") or ("debates politicos las."))) or ("serie politicas publicad."))*.