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