Perhaps you should try some spelling variations:
"serie politicas publicas." » "serie politicas publicads.", "serie politica publicas.", "serie politica publicass.", "serie policiaca publicas."
"serie politicas publica." » "serie politicas publicad.", "serie politica publica.", "serie politica publicas.", "serie policiaca publica."
"series politico publico." » "series politica publica.", "series politica publicas.", "series politico republicano.", "series political publico.", "series politicas publico.", "serie politica publico."

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