Perhaps you should try some spelling variations:
"african studies theories" » "african studies theory", "african des theories", "african studies three", "american studies theories"
"African design theories" » "African design theory"
african design » africa design, american design, african decision

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (("african studies theories") OR ("African design theories"))*.
• Removing quotes may allow a broader search: (( african studies theories ) or ( African design theories ))*.