Perhaps you should try some spelling variations:
"a california mexico politica y gobierno." » "y california mexico politica y gobierno.", "de california mexico politica y gobierno.", "en california mexico politica y gobierno."
"_ california mexico politics y gobierno." » "de california mexico politics y gobierno.", "en california mexico politics y gobierno.", "_ california mexico politicas y gobierno.", "_ california mexico politicos y gobierno.", "_ california mexico politics _ gobierno."

Try widening your search to All Fields.

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("a california mexico politica y gobierno.") or ("_ california mexico politics y gobierno."))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (("a california mexico politica y gobierno.") OR ("_ california mexico politics y gobierno.")).
• Removing quotes may allow a broader search: (( a california mexico politica y gobierno. ) or ( _ california mexico politics y gobierno. )).
• Adding a wildcard symbol may retrieve word variants: (("a california mexico politica y gobierno.") or ("_ california mexico politics y gobierno."))*.