Perhaps you should try some spelling variations:
wang xiaojing » wang xiaoping, wang xiaobing, wang xiaodong
xiaojing a » xiaoping _, xiaojing part
china data » china update, chinese data
kang minah » sang minh
minah data » final data, mind data
china dan » china den, china des, china due
data hari » data sharing

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 a ((china dan) OR (china data)) kang minah data hari ;~.
• Adding a wildcard symbol may retrieve word variants: wang xiaojing a ((china dan) or (china data)) kang minah data hari ;*.