Perhaps you should try some spelling variations:
"sobre politicas public." » "sobre politicas publicad.", "sobre politica publica.", "sobre politica publicas.", "sobre politica public."
"serie politicas publicas." » "serie politicas publicadas.", "serie politica publicaas.", "serie politica publicasas.", "serie policiaca publicas.", "serie politicas publica.", "serie politicas publico."
"elite politica pablo." » "elites politicas pablo.", "etica politica pablo.", "entre politica pablo.", "elite politica para.", "elite colica pablo.", "elite politica al."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (((("sobre politicas public.") or ("elite politica pablo."))) or ("serie politicas publicas."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("sobre politicas public.") OR ("elite politica pablo."))) OR ("serie politicas publicas."))*.
• Removing quotes may allow a broader search: (((( sobre politicas public. ) or ( elite politica pablo. ))) or ( serie politicas publicas. ))*.