Perhaps you should try some spelling variations:
wuhan china » yunnan china
tuan china » can china, taiwan china, yunnan china
han china » hang china, than china, can china
wang yang » wang yan, wang liang
dang haji » dang hai, dato haji
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.

• If you are trying to use Boolean operators, they must be ALL CAPS: wang yanling ((han china) OR (((wuhan china) OR (tuan china)))) wang yang xi dang haji ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yanling ((han china) or (((wuhan china) OR (tuan china)))) wang yang xi dang haji ;~".
• Adding a wildcard symbol may retrieve word variants: wang yanling ((han china) or (((wuhan china) OR (tuan china)))) wang yang xi dang haji ;*.