Perhaps you should try some spelling variations:
lang xiaodong » wang xiaodong, wang xianodong, lin xiaodong
yunnan china » urban china, tuan china, yunnan sheng
wuhan china » tuan china
kyung joon » kyung woo, seung joon
joon chang » hoong chang, boon chong, jin chang
wen kyung » lee kyung, han kyung, jin kyung
chang mae » chang ha, changes made

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: lang xiaodong ((wuhan china) OR (yunnan china)) wen kyung joon chang mae ;~.
• Adding a wildcard symbol may retrieve word variants: lang xiaodong ((wuhan china) or (yunnan china)) wen kyung joon chang mae ;*.