Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publicaciones.", "sobre politicas publicass."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "entre politica publica."
"serie politico publico." » "serie politico republicano.", "serie politicos republica.", "serie politicas publicas.", "serie politica publico.", "serie politicas publico.", "series political 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 politica publicas.") or ((("elite politica publica.") or ("serie politico publico."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politica publicas.") OR ((("elite politica publica.") OR ("serie politico publico."))))*.
• Removing quotes may allow a broader search: (( sobre politica publicas. ) or ((( elite politica publica. ) or ( serie politico publico. ))))*.