Perhaps you should try some spelling variations:
"series politicas publicad." » "series politicas publicas.", "series politica publicas.", "series politicos republica.", "series political publicad.", "serie politica publicad.", "especies politicas publicad."
"sobre politica publica." » "sobre politicas publicas.", "sobre politicas publica."
"serie politicas pablo." » "serie policiaca pablo.", "serie politica pablo.", "serie politicas para.", "serie politicas paz."

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

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