Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politica publica.", "sobre politica publicaciones.", "sobre politicas publicas."
"serie politicas publicas." » "serie policiaca publicas."
"elite politica para." » "elites politicas para.", "etica politica para.", "entre politica para.", "elite politicas para.", "elite politica agraria."

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 ((("elite politica para.") or ("serie politicas publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politica publicas.") OR ((("elite politica para.") OR ("serie politicas publicas.")))).
• Removing quotes may allow a broader search: (( sobre politica publicas. ) or ((( elite politica para. ) or ( serie politicas publicas. )))).
• Adding a wildcard symbol may retrieve word variants: (("sobre politica publicas.") or ((("elite politica para.") or ("serie politicas publicas."))))*.