Perhaps you should try some spelling variations:
"serie politicas publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie policiaca publica."
"crisis politica public." » "crisis politica publica.", "crisis politica publicas.", "crisis politico publico."
"etica politica public." » "etica politica publica.", "etica politica publicas.", "etica politico publico.", "publica politica public."

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 publica.") or ((("crisis politica public.") or ("etica politica public."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politicas publica.") OR ((("crisis politica public.") OR ("etica politica public."))))*.
• Removing quotes may allow a broader search: (( serie politicas publica. ) or ((( crisis politica public. ) or ( etica politica public. ))))*.