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