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