Perhaps you should try some spelling variations:
"sobre politica publicas." » "sobre politicas publicas.", "sobre politica publica.", "sobre politica publicaciones."
"elite politicas pabloas." » "elite politicas pablo.", "elite politicas publicas.", "elite politica pablo.", "elites politicas pabloas.", "elite politica pabloas.", "elite politico pabloas."
"serie politicas public." » "serie politicas publicas.", "serie politicas publicad.", "serie politica publica.", "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: (("serie politicas public.") or ((("sobre politica publicas.") or ("elite politicas pabloas."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politicas public.") OR ((("sobre politica publicas.") OR ("elite politicas pabloas.")))).
• Removing quotes may allow a broader search: (( serie politicas public. ) or ((( sobre politica publicas. ) or ( elite politicas pabloas. )))).
• Adding a wildcard symbol may retrieve word variants: (("serie politicas public.") or ((("sobre politica publicas.") or ("elite politicas pabloas."))))*.