Perhaps you should try some spelling variations:
tuan china » wuhan china, can china, taiwan china
liang tan » liang dan, liang sun
jui zhang » li zhang, jia zhang, jie zhang
zhang hai » zhang dai, shang hai, zhang han
wing tan » wing ian, hong tan, tin tan
thanh vu » thanh van, thanh _
tan yang » dan yang, tan ying, tan yong
yang jui » yang judy, yang di, yang xi

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: ((wing tan) OR (liang tan)) ((thanh vu) OR (tuan china)) tan yang jui zhang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wing tan) OR (liang tan)) ((thanh vu) or (tuan china)) tan yang jui zhang hai ;~".
• Adding a wildcard symbol may retrieve word variants: ((wing tan) OR (liang tan)) ((thanh vu) or (tuan china)) tan yang jui zhang hai ;*.