Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
wang hong » wang yong, wang hyoung, wang lihong
tan chia » tuan china, can china, dan china
wei yang » pei yang, wei yang's, wei shang
wei wang » wen wang, wei shang, wei qiang
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 ((tan chia) OR (than china)) ((wei yang) OR (wei wang)) di tong hui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang hong ((tan chia) or (than china)) ((wei yang) OR (wei wang)) di tong hui ;~".
• Adding a wildcard symbol may retrieve word variants: wang hong ((tan chia) or (than china)) ((wei yang) OR (wei wang)) di tong hui ;*.