Perhaps you should try some spelling variations:
"publica politica publico." » "public policy publico.", "publica politica publicas.", "publica politicas publicas.", "publica politicas publicad."
"publica politico publico." » "publico politico publico.", "publica politicas publico.", "publicas politicas publico.", "publica politica publicas.", "publica politico republicano.", "publica politicos republica."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("publica politica publico.") OR ("publica politico publico."))) or ("serie politica publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("publica politica publico.") OR ("publica politico publico."))) OR ("serie politica publica.")).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((\"publica politica publico.\") OR (\"publica politico publico.\"))) or (\"serie politica publica.\"))".
• Removing quotes may allow a broader search: (((( publica politica publico. ) OR ( publica politico publico. ))) or ( serie politica publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("publica politica publico.") OR ("publica politico publico."))) or ("serie politica publica."))*.