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."
"etica politica publica." » "etica politicas publicas.", "publica politica publica."
"serie politicas public." » "serie politicas publicas.", "serie politica publicas.", "serie politicas pablo.", "serie policiaca public."

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: (("etica politica publica.") or ((("serie politicas public.") OR ("serie politicas publicad."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("etica politica publica.") OR ((("serie politicas public.") OR ("serie politicas publicad.")))).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"etica politica publica.\") or (((\"serie politicas public.\") OR (\"serie politicas publicad.\"))))".
• Removing quotes may allow a broader search: (( etica politica publica. ) or ((( serie politicas public. ) OR ( serie politicas publicad. )))).
• Adding a wildcard symbol may retrieve word variants: (("etica politica publica.") or ((("serie politicas public.") OR ("serie politicas publicad."))))*.