Perhaps you should try some spelling variations:
gender biases » gender bias, gender based
gender class » gender bias
thanh money » than money, ghana money
money small » money all, money somalia, money really
yang jin » yang jie, ying jin, shang jin
yang jun » yang jui, pang jun, yang judy

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

• Performing a fuzzy search may retrieve terms with similar spellings: yang ((yang jin) OR (yang jun)) o ((gender class) or (gender biases)) thanh money small ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: yang ((yang jin) OR (yang jun)) o ((gender class) OR (gender biases)) thanh money small ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "yang ((yang jin) OR (yang jun)) o ((gender class) or (gender biases)) thanh money small ;*".