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

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 politicas publicad.") or ("sobre politico publico."))) or ("serie politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politicas publicad.") OR ("sobre politico publico."))) OR ("serie politicas publicas.")).
• Removing quotes may allow a broader search: (((( serie politicas publicad. ) or ( sobre politico publico. ))) or ( serie politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politicas publicad.") or ("sobre politico publico."))) or ("serie politicas publicas."))*.