Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "serie politicas publica."
"serie politica publicas." » "serie politicas publicas.", "serie politica publica.", "serie politica publicaciones.", "sobre politica publicas.", "elite politica publicas."
"serie policiaca public." » "serie politica publica.", "serie politico publico."

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