Perhaps you should try some spelling variations:
"serie politicas publico." » "serie politicas publicas.", "serie politicas publicad.", "serie politico publico.", "serie policiaca publico.", "serie policiacas publico.", "sobre politicas publico.", "elite politicas publico."
"slaves political public." » "claves politicas public.", "class political public.", "blacks political public.", "slaves politicas publicas.", "slaves politicas publicad.", "slaves politica publicas."
"serie politica publica." » "serie politicas publicas.", "serie policiaca publica.", "sobre politica publica.", "elite politica publica."

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

• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"slaves political public.\") OR (((\"serie politica publica.\") OR (\"serie politicas publico.\"))))~".
• Removing quotes may allow a broader search: (( slaves political public. ) OR ((( serie politica publica. ) OR ( serie politicas publico. ))))~.
• Adding a wildcard symbol may retrieve word variants: (("slaves political public.") OR ((("serie politica publica.") OR ("serie politicas publico."))))*.