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