Perhaps you should try some spelling variations:
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"las politicas juan." » "las politico juan.", "las politicas diana.", "las politicas jaume."
"celis politica juan." » "crisis politica juan.", "elite politica juan.", "reis politicas juan.", "celis politico juan.", "celis politica a.", "celis politica jose."

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

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