Perhaps you should try some spelling variations:
"sobre politica publicass." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica republicana.", "sobre politicas publicass.", "sobre politica publicacioness.", "sobre politicas publicasss."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publicaciones.", "sobre politicas publicass."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "elite politica publica."

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