Perhaps you should try some spelling variations:
"sobre politica publicad." » "sobre politicas publicad.", "sobre politica publica.", "sobre politicas publicas."
"elite politica publicas." » "elite politicas publicas.", "elite politica publica.", "elite politica publicaciones.", "elites politicas publicas.", "etica politica publicas.", "entre politica publicas."
"serie policiaca public." » "serie politica publica.", "serie politico 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 policiaca public.") or ("elite politica publicas."))) or ("sobre politica publicad."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie policiaca public.") OR ("elite politica publicas."))) OR ("sobre politica publicad.")).
• Removing quotes may allow a broader search: (((( serie policiaca public. ) or ( elite politica publicas. ))) or ( sobre politica publicad. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie policiaca public.") or ("elite politica publicas."))) or ("sobre politica publicad."))*.