Perhaps you should try some spelling variations:
"series political publico." » "series politicas publicas.", "series politicas publicad.", "series politica publicas.", "series politicas publico.", "serie politicas publico.", "serie politica publico."
"serie politico publico." » "serie politica publicas.", "serie politico republicano.", "serie politicos republica.", "serie politica publico.", "serie politicas publico.", "series politicas publico."
"etica politica publica." » "etica politicas publicas.", "publica 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: (((("serie politico publico.") OR ("series political publico."))) or ("etica politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politico publico.") OR ("series political publico."))) OR ("etica politica publica.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"serie politico publico.\") OR (\"series political publico.\"))) or (\"etica politica publica.\"))".
• Removing quotes may allow a broader search: (((( serie politico publico. ) OR ( series political publico. ))) or ( etica politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politico publico.") OR ("series political publico."))) or ("etica politica publica."))*.