Perhaps you should try some spelling variations:
"tristes politicas public." » "crisis politicas public.", "existen politicas public.", "turisticos politicas public.", "tristes politicas publicas.", "tristes politicas publicad.", "tristes politica publica."
"serie politicas publica." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "serie politicas publicasa.", "serie politicas publicada.", "serie politica publicaa.", "serie policiaca publica."
"elites politicas public." » "elites politicas publicas.", "elites politicas publicad.", "elites politica publica.", "limites politicos public.", "las politicas public.", "ideas politicas 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: (((("tristes politicas public.") or ("elites politicas public."))) or ("serie politicas publica."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tristes politicas public.") OR ("elites politicas public."))) OR ("serie politicas publica.")).
• Removing quotes may allow a broader search: (((( tristes politicas public. ) or ( elites politicas public. ))) or ( serie politicas publica. )).
• Adding a wildcard symbol may retrieve word variants: (((("tristes politicas public.") or ("elites politicas public."))) or ("serie politicas publica."))*.