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