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