Perhaps you should try some spelling variations:
wang xiaojing » wang xiaoping, wang xiaodong, wang xiaolin
wang xiaobing » wang xiaoping, wang xiaodong, wang xiaolin
china dan » china den, china data, china des
mind data » wind data, fund data, land data
dan sang » dan yang, dan dana, dan qing
und data » fund data, wind data, und daten
a china » 2 china, 4 china, 3 china

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 xiaojing) OR (wang xiaobing)) a china dan sang ((mind data) OR (und data)) hari ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang xiaojing) OR (wang xiaobing)) a china dan sang ((mind data) or (und data)) hari ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang xiaojing) OR (wang xiaobing)) a china dan sang ((mind data) or (und data)) hari ;*.