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