Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicad.", "sobre politica publica.", "sobre politica publicas.", "serie politicas publica."
"elite politicas publicas." » "elite politicas publicads.", "elite politica publicas.", "elite politica publicass.", "elites politicas publicas.", "elite politico publicas.", "elite politicas public."
"serie politica publico." » "serie politica publica.", "serie politico publico.", "serie politica publicas.", "serie politicas publico.", "serie policiaca publico.", "sobre politica publico."

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

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