Perhaps you should try some spelling variations:
"sobre politicas publica." » "sobre politicas publicas.", "sobre politicas publicad.", "sobre politica publica.", "serie politicas publica."
"series political publico." » "series politica publica.", "series politicas publicas.", "series politicas publicad.", "series politicas publico.", "serie politicas publico.", "serie politica publico."
"serie politico publico." » "serie politica publica.", "serie politica publicas.", "serie politico republicano.", "serie politica publico.", "serie politicas publico.", "series politicas 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 politicas publica.") or ((("serie politico publico.") OR ("series political publico."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas publica.") OR ((("serie politico publico.") OR ("series political publico."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"sobre politicas publica.\") or (((\"serie politico publico.\") OR (\"series political publico.\"))))*".
• Removing quotes may allow a broader search: (( sobre politicas publica. ) or ((( serie politico publico. ) OR ( series political publico. ))))*.