Perhaps you should try some spelling variations:
"sobre politica publicad." » "sobre politicas publicad.", "sobre politica publicas.", "sobre politicas publicas.", "sobre politicas publicasd."
"entre politica publica." » "entre politicas publicas."
"serie politica publico." » "serie politico publico.", "serie politica publicas.", "serie politicas publicas.", "serie politicas publico.", "serie policiaca publico.", "elite politica publico."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("entre politica publica.") or ("serie politica publico."))) or ("sobre politica publicad."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("entre politica publica.") OR ("serie politica publico."))) OR ("sobre politica publicad."))*.
• Removing quotes may allow a broader search: (((( entre politica publica. ) or ( serie politica publico. ))) or ( sobre politica publicad. ))*.