Perhaps you should try some spelling variations:
"serie policiaca publica." » "serie politica publicas.", "serie politicas publicas.", "serie politicas publicad."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "sobre politica publica.", "elite politica publica."
"crises politico publico." » "crises politica publicas.", "crises politico republicano.", "crises politicos republica.", "crises political publico.", "crisis politica publico.", "crisis 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: (((("serie politica publica.") or ("crises politico publico."))) or ("serie policiaca publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("serie politica publica.") OR ("crises politico publico."))) OR ("serie policiaca publica."))*.
• Removing quotes may allow a broader search: (((( serie politica publica. ) or ( crises politico publico. ))) or ( serie policiaca publica. ))*.