Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
tan chia » tuan china, than china, can china
yang jin » yang jie, yang jun, ying jin
tong hui » wang hui
tan hua » tuan hua, wang hua, tan puay
yang yi » yang di, yang jui
yang xi » yang di, yang jui

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang ((tan hua) OR (tan chia)) chen ((((yang yi) or (yang xi))) or (yang jin)) tong hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang ((tan hua) OR (tan chia)) chen ((((yang yi) OR (yang xi))) OR (yang jin)) tong hui ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yang ((tan hua) OR (tan chia)) chen ((((yang yi) or (yang xi))) or (yang jin)) tong hui ;".
• Adding a wildcard symbol may retrieve word variants: wang yang ((tan hua) OR (tan chia)) chen ((((yang yi) or (yang xi))) or (yang jin)) tong hui ;*.