Perhaps you should try some spelling variations:
luhang china » wuhan china, hang china, yichang china
wang luhang » wang liang, wang lihong, wang yuhan
leung wang » leung tang
china who » china why, china what, china won
wang hui » wang hua, wang zhi, wang wei
yang xi » yang di, yang jui
yang yi » yang di, yang jui

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: leung wang luhang china who ((yang judy) OR (((yang xi) OR (yang yi)))) wang hui ;~.
• Adding a wildcard symbol may retrieve word variants: leung wang luhang china who ((yang judy) or (((yang xi) or (yang yi)))) wang hui ;*.