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

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