Perhaps you should try some spelling variations:
"serie politicas mexicano." » "serie politicas mexico.", "serie politico mexicano.", "serie politica mexico.", "serie policiaca mexicano.", "serie policiacas mexicano.", "sobre politicas mexicano.", "elite politicas mexicano."
"serie politica mexicana." » "serie politico mexicano.", "serie politica mexico.", "serie politica medica.", "serie policiaca mexicana.", "sobre politica mexicana.", "elite politica mexicana."
"serie politica publica." » "serie politicas publicas.", "serie policiaca publica.", "sobre politica publica.", "elite politica publica."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("serie politica publica.") or ((("serie politicas mexicano.") OR ("serie politica mexicana."))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("serie politica publica.") OR ((("serie politicas mexicano.") OR ("serie politica mexicana."))))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"serie politica publica.\") or (((\"serie politicas mexicano.\") OR (\"serie politica mexicana.\"))))*".
• Removing quotes may allow a broader search: (( serie politica publica. ) or ((( serie politicas mexicano. ) OR ( serie politica mexicana. ))))*.