Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politica publica.", "serie politica publicaciones.", "serie policiaca publicas.", "sobre politica publicas.", "elite politica publicas."
"serie politicas publicas." » "serie policiaca publicas.", "serie policiacas publicas.", "sobre politicas publicas.", "elite politicas publicas."
"ser criticos republica." » "sus criticos republica.", "de criticos republica.", "der criticism republica.", "ser criticos 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 politica publicas.") OR ("serie politicas publicas."))) or ("ser criticos republica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politica publicas.") OR ("serie politicas publicas."))) OR ("ser criticos republica.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"serie politica publicas.\") OR (\"serie politicas publicas.\"))) or (\"ser criticos republica.\"))".
• Removing quotes may allow a broader search: (((( serie politica publicas. ) OR ( serie politicas publicas. ))) or ( ser criticos republica. )).
• Adding a wildcard symbol may retrieve word variants: (((("serie politica publicas.") OR ("serie politicas publicas."))) or ("ser criticos republica."))*.