Perhaps you should try some spelling variations:
"serie politica publicas." » "serie politicas publicas.", "serie politica publicaciones.", "serie politicas publicass.", "serie policiaca publicas.", "elite politica publicas."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."
"series political public." » "series politicas public.", "serie politicas public.", "crises political public.", "series politicas publicas.", "series politicas publicad.", "series politico publico."

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("sobre politica publica.") or ("series political public."))) or ("serie politica publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politica publica.") OR ("series political public."))) OR ("serie politica publicas.")).
• Removing quotes may allow a broader search: (((( sobre politica publica. ) or ( series political public. ))) or ( serie politica publicas. )).
• Adding a wildcard symbol may retrieve word variants: (((("sobre politica publica.") or ("series political public."))) or ("serie politica publicas."))*.