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