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