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