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.", "serie politica republica."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"obra politico publico." » "obra politica publica.", "obra politico republicano.", "obra politicas publicas.", "obra politica publico.", "otra politica publico.", "hombre politico 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: (("sobre politica publicas.") or ((("serie politicos republica.") or ("obra politico publico."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politica publicas.") OR ((("serie politicos republica.") OR ("obra politico publico.")))).
• Removing quotes may allow a broader search: (( sobre politica publicas. ) or ((( serie politicos republica. ) or ( obra politico publico. )))).
• Adding a wildcard symbol may retrieve word variants: (("sobre politica publicas.") or ((("serie politicos republica.") or ("obra politico publico."))))*.