Perhaps you should try some spelling variations:
"elites politicas juan." » "limites politicos juan.", "las politicas juan.", "ideas politicas juan.", "elites politica juan.", "elites politico juan.", "elites politicas diana."
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"reis politicas juan." » "reis politica juan.", "reis politico juan.", "reis politicas diana.", "redes politicas juan.", "nes politicas juan.", "rios politicas juan."

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

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