Perhaps you should try some spelling variations:
"spanish literature african influences." » "spanish literatura africana influences.", "spanish literature mexican influences.", "spanish literatura americana influences.", "spanish literature american influences.", "spanish literature german influences.", "spanish literature arab influences."
"spanish literature mexico influence." » "spanish literatura mexico influence.", "spanish literatura mexicana influence.", "spanish literature america influence.", "spanish literature media influence.", "spanish literature music influence."

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

• Performing a fuzzy search may retrieve terms with similar spellings: (("spanish literature african influences.") OR ("spanish literature mexico influence."))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((\"spanish literature african influences.\") OR (\"spanish literature mexico influence.\"))".
• Removing quotes may allow a broader search: (( spanish literature african influences. ) OR ( spanish literature mexico influence. )).
• Adding a wildcard symbol may retrieve word variants: (("spanish literature african influences.") OR ("spanish literature mexico influence."))*.