Perhaps you should try some spelling variations:
than china » tuan china, han china, wuhan china
gain yang » dan yang, daun yang, tan yang
jia zhang » jie zhang, jia zhangke, xiao zhang
zhang hai » zhang dai, shang hai, zhang han
wing tan » wing ian, liang tan, hong tan
tan chia » tuan china, can china, dan china
yang jia » yang jie, yang jin, yang jing
tan hua » tuan hua, wang hua, tan puay

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 ((tan hua) OR (((tan chia) OR (than china)))) gain yang jia zhang hai ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing tan ((tan hua) or (((tan chia) OR (than china)))) gain yang jia zhang hai ;~".
• Adding a wildcard symbol may retrieve word variants: wing tan ((tan hua) or (((tan chia) OR (than china)))) gain yang jia zhang hai ;*.