Perhaps you should try some spelling variations:
"sobre politica publicass" » "sobre politicas publicas", "sobre politicas publicad", "sobre politica republicana", "sobre politicas publicass", "sobre politica publicacioness", "sobre politicas publicasss"
"serie politica publicas" » "serie politicas publicas", "serie politica publicaciones", "serie politicas publicass", "elite politica publicas"
"serie policiaca publica" » "serie politicas publicas", "serie politicas publicad", "serie politico publico"
"serie politica publica" » "serie politicas publicas", "serie politicas publica", "elite politica publica"

Try widening your search to All Fields.

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

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