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

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