Perhaps you should try some spelling variations:
than china » han china, wuhan china, can china
tuan china » wuhan china, can china, taiwan china
wang hong » wang hyoung, wang lihong, wang heyong
wang yong » wang yang, wang hyoung, wang yan
wei yang » pei yang, wei wang, wei yang's
yang jui » yang judy, yang di, yang xi
jui cong » jiu cong, jui meng, li cong

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 hong) OR (wang yong)) ((than china) OR (tuan china)) wei yang jui cong shu ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang hong) OR (wang yong)) ((than china) or (tuan china)) wei yang jui cong shu ;~".
• Adding a wildcard symbol may retrieve word variants: ((wang hong) OR (wang yong)) ((than china) or (tuan china)) wei yang jui cong shu ;*.