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