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

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