Perhaps you should try some spelling variations:
"sobre politicas publicad." » "sobre politicas publicas.", "sobre politica publicas.", "sobre politicos republica.", "sobre politicas publicasd.", "sobre politica publicasd.", "sobre politicos republicad."
"serie politicas publica." » "serie politicas publicas.", "serie politica publicas.", "serie politicos republica.", "serie policiaca publica."
"sobre politica publica." » "sobre politicas publicas."

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

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