Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politicas publicas.", "serie politica publica.", "serie politica publicaciones.", "serie policiaca publicas.", "elite politica publicas."
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie policiaca public.", "serie policiacas public.", "elite politicas public."

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 public.") or ((("serie politica publicas.") OR ("sobre politica publicas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politicas public.") OR ((("serie politica publicas.") OR ("sobre politica publicas.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie politicas public.\") or (((\"serie politica publicas.\") OR (\"sobre politica publicas.\"))))".
• Removing quotes may allow a broader search: (( serie politicas public. ) or ((( serie politica publicas. ) OR ( sobre politica publicas. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politicas public.") or ((("serie politica publicas.") OR ("sobre politica publicas."))))*.