Perhaps you should try some spelling variations:
xiaoping 3 » xiaoping _, xiaojing a, xiaoping how
3 china's » _ china's
wang yang » wang yan, wang liang, wang yanling
fund data » wind data
data hari » data sharing
tan yang » dan yang, tan yong, tao yang
tan ying » fan ying, ran ying, tan yong
deng » den, eng, dung

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: deng xiaoping 3 china's ((wang yang) OR (((tan yang) OR (tan ying)))) fund data hari ;~.
• Adding a wildcard symbol may retrieve word variants: deng xiaoping 3 china's ((wang yang) or (((tan yang) or (tan ying)))) fund data hari ;*.