Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politicas publicas.", "serie politica publicaciones.", "serie politicas publicass.", "serie policiaca publicas."
"elite politica publica." » "elite politicas publicas.", "elites politicas publica.", "etica politica publica.", "entre politica publica."
"sobre politica pablo." » "sobre politicas pablo.", "sobre politica para.", "sobre colica pablo.", "sobre 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: (((("sobre politica pablo.") or ("serie politica publicas."))) or ("elite politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica pablo.") OR ("serie politica publicas."))) OR ("elite politica publica."))*.
• Removing quotes may allow a broader search: (((( sobre politica pablo. ) or ( serie politica publicas. ))) or ( elite politica publica. ))*.