Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politica publicas.", "sobre politicos republica.", "sobre politica publicad.", "serie politicas publicad."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"entre politica pablo." » "sobre politica pablo.", "entre politica para.", "entre colica pablo.", "entre politica al."

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