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

Try widening your search to All Fields.

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

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