Perhaps you should try some spelling variations:
wang xiaolin » wang xiaoping, wang xiaodong, wang jianbin
yunnan china » urban china, tuan china, yunnan sheng
wuhan china » tuan china
daun sang » du sang
daun yang » dan yang, du yang, tan yang
mind data » wind data, fund data, und data
data haji » dato haji, datuk haji

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: wang xiaolin ((wuhan china) or (yunnan china)) ((daun sang) OR (daun yang)) mind data haji ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang xiaolin ((wuhan china) OR (yunnan china)) ((daun sang) OR (daun yang)) mind data haji ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang xiaolin ((wuhan china) or (yunnan china)) ((daun sang) OR (daun yang)) mind data haji ;*".