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