Perhaps you should try some spelling variations:
"serie politicas publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie policiaca publica."
"series political public." » "series politicas public.", "serie politica public.", "slaves political public.", "series politica publica.", "series politicas publicas.", "series politicas publicad."
"crises political public." » "crises politica publica.", "crises politicas publicas.", "crises politicas publicad.", "crisis politica public.", "crisis politicas public.", "artists political public."

You may be able to get more results by adjusting your search query.

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