Perhaps you should try some spelling variations:
"sobre politicas publicas." » "sobre politicas publicads.", "sobre politica publicas.", "sobre politica publicass."
"serie politicas publica." » "serie politicas publicad.", "serie politica publica.", "serie politica publicas.", "serie policiaca publica."
"elite politica al." » "elites politicas al.", "etica politica al.", "entre politica al.", "elite politica a.", "elite politica _.", "elite politica con."

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

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