Perhaps you should try some spelling variations:
yang cindy » yang mind
xiaodong a » xiaodong yu, xiaojing a
china dan » china den, china data, china des
dang hari » dang hai
tang min » chang min, sang minh, yang mind
a china » 2 china, 4 china, 3 china
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 a china dan ((tang min) OR (yang cindy)) dang hari ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaodong a china dan ((tang min) or (yang cindy)) dang hari ;*.