Perhaps you should try some spelling variations:
xiaodong dung » xiaodong huang, xiaodong yu, xiaodong yu's
ching chen » chang chen, ching hea, chin chin
china chen » china shen, china china, china chang
dang hari » dang hai
dang thai » dang hai, dang thi, dang pham
yang jin » yang jie, yang jun, ying jin
wang » wing, wan, lang

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: wang xiaodong dung ((ching chen) OR (china chen)) yang jin ((dang hari) OR (dang thai)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaodong dung ((ching chen) OR (china chen)) yang jin ((dang hari) or (dang thai)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang xiaodong dung ((ching chen) OR (china chen)) yang jin ((dang hari) or (dang thai)) ;*.