Perhaps you should try some spelling variations:
"serie politica publica." » "serie politicas publicas.", "serie politicas publica.", "serie policiaca publica.", "sobre politica publica."
"elite politicos juan." » "elite politico juan.", "elites politicas juan.", "elite politica juan.", "elite politicas juan.", "elite politicos un."
"elites politica jose." » "elites politicas jose.", "elite politica jose.", "elite politico jose.", "elites politica como."

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

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