Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politica publicas.", "sobre politicos republica.", "sobre politica publicad.", "serie politicas publicad."
"elites politica publica." » "elites politicas publicas.", "elites politicas publica.", "elite politica publica.", "elite politico publica."
"serie policiaca pablo." » "serie politica pablo.", "serie politicas pablo."

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