Perhaps you should try some spelling variations:
"sobre politica publicass." » "sobre politica publicas.", "sobre politicas publicas.", "sobre politica publica.", "sobre politicas publicass."
"serie politicas publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie policiaca publica."
"obra politico publico." » "obra politica publica.", "obra politica publicas.", "obra politico republicano.", "obra politica publico.", "otra politica publico.", "hombre politico publico."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("obra politico publico.") or ("sobre politica publicass."))) or ("serie politicas publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("obra politico publico.") OR ("sobre politica publicass."))) OR ("serie politicas publica.")).
• Removing quotes may allow a broader search: (((( obra politico publico. ) or ( sobre politica publicass. ))) or ( serie politicas publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("obra politico publico.") or ("sobre politica publicass."))) or ("serie politicas publica."))*.