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