Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publicas.", "sobre politica publica.", "serie politicas publica."
"etica politica publica." » "etica politicas publicas.", "publica politica publica."
"elite politico publico." » "elite politica publicas.", "elite politico republicano.", "elite politicos republica.", "elite politica publico.", "delito politico publico.", "elites politicas publico."

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 publica.") or ((("etica politica publica.") or ("elite politico publico."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas publica.") OR ((("etica politica publica.") OR ("elite politico publico."))))*.
• Removing quotes may allow a broader search: (( sobre politicas publica. ) or ((( etica politica publica. ) or ( elite politico publico. ))))*.