Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politica publica.", "sobre politica publicas.", "sobre politicos republica.", "sobre politica publicad.", "serie politicas publicad."
"elites politicas publicas." » "limites politicos publicas.", "las politicas publicas.", "ideas politicas publicas."
"serie politica pablo." » "serie politicas pablo.", "serie policiaca pablo.", "sobre politica pablo.", "serie politica para.", "serie colica pablo.", "serie politica al."

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