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