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

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 publica.") OR ("serie policiaca publica."))) or ("entre politica publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politicas publica.") OR ("serie policiaca publica."))) OR ("entre politica publicas."))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"serie politicas publica.\") OR (\"serie policiaca publica.\"))) or (\"entre politica publicas.\"))*".
• Removing quotes may allow a broader search: (((( serie politicas publica. ) OR ( serie policiaca publica. ))) or ( entre politica publicas. ))*.