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

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (("sobre politica publicas.") or ((("elites politicas pablo.") or ("serie politica publica."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politica publicas.") OR ((("elites politicas pablo.") OR ("serie politica publica."))))*.
• Removing quotes may allow a broader search: (( sobre politica publicas. ) or ((( elites politicas pablo. ) or ( serie politica publica. ))))*.