Perhaps you should try some spelling variations:
"serie politicas publicad." » "serie politicas publicas.", "serie politica publicas.", "serie politicos republica.", "serie politicas publicasad.", "serie politica publicasad.", "serie politicas pabload.", "serie policiaca publicad."
"sobre politicas public." » "sobre politicas publicas.", "sobre politica publicas.", "sobre politicas pablo.", "sobre politica public."
"etica politica publica." » "etica politicas publicas.", "publica 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 politicas public.") or ((("serie politicas publicad.") or ("etica politica publica."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("sobre politicas public.") OR ((("serie politicas publicad.") OR ("etica politica publica.")))).
• Removing quotes may allow a broader search: (( sobre politicas public. ) or ((( serie politicas publicad. ) or ( etica politica publica. )))).
• Adding a wildcard symbol may retrieve word variants: (("sobre politicas public.") or ((("serie politicas publicad.") or ("etica politica publica."))))*.