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

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