Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "serie politicas publica."
"elites politicas publico." » "elites politicas publicas.", "elites politicas publicad.", "elites politica publica.", "limites politicos publico.", "las politicas publico.", "ideas politicas publico."
"serie politico publico." » "serie politica publica.", "serie politica publicas.", "serie politico republicano.", "serie politica publico.", "serie politicas publico.", "series political 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: (((("serie politico publico.") OR ("elites politicas publico."))) OR ("sobre politicas publica."))~.
• Removing quotes may allow a broader search: (((( serie politico publico. ) or ( elites politicas publico. ))) or ( sobre politicas publica. ))~.
• Adding a wildcard symbol may retrieve word variants: (((("serie politico publico.") or ("elites politicas publico."))) or ("sobre politicas publica."))*.