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