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