Perhaps you should try some spelling variations:
"series politicas pablo." » "serie politicas pablo.", "series political pablo.", "especies politicas pablo.", "series politica pablo.", "series politicas para.", "series politicas paz."
"sobre politicas publicas." » "sobre politica publicas.", "serie politicas publicas.", "sobre politicas public.", "sobre politicas publico."
"serie politica publica." » "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: (((("series politicas pablo.") or ("serie politica publica."))) or ("sobre politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("series politicas pablo.") OR ("serie politica publica."))) OR ("sobre politicas publicas.")).
• Removing quotes may allow a broader search: (((( series politicas pablo. ) or ( serie politica publica. ))) or ( sobre politicas publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("series politicas pablo.") or ("serie politica publica."))) or ("sobre politicas publicas."))*.