Perhaps you should try some spelling variations:
wuhan china » tuan china, yunnan china
china wang » china yang, china chang, china zhang
wang kang » wang liang, wang jing, wang ning
wang yong » wang hyoung, wang shiyong
wang yang » wang liang, wang yanling
yang xi » yang di, yang yi, yang jui
xi dang » xi kang, xi zhang

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang kang) OR (wang yong))) or (wang yan)) wuhan china wang yang xi dang (hai or hari) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((wang kang) OR (wang yong))) OR (wang yan)) wuhan china wang yang xi dang (hai OR hari) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang kang) OR (wang yong))) or (wang yan)) wuhan china wang yang xi dang (hai or hari) ;*".