Perhaps you should try some spelling variations:
"serie politicas publicas." » "serie politicas publicads.", "serie politica publicas.", "serie politica publicass.", "serie policiaca publicas."
"elite politicas publica." » "elite politicas publicad.", "elite politica publica.", "elite politica publicas.", "elites politicas publica.", "elite politico publica."
"sobre politicas pablo." » "sobre politica pablo.", "sobre politicas para.", "sobre politicas paz."

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