Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
wang hong » wang hyoung, wang lihong, wang heyong
wang yong » wang yang, wang hyoung, wang yan
tan chia » tuan china, can china, dan china
wei yang » pei yang, wei wang, wei yang's
tong hui » wang hui
di tong » hui tong, xin tong

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