Perhaps you should try some spelling variations:
tan chia » tuan china, than china, can china
dan yang » daun yang, tan yang, wang yang
yang jin » yang jie, yang jun, ying jin
long han » long chain, long thanh, long haul
hong hai » shang hai, zhong tai, dang hai
tan hua » tuan hua, wang hua, tan puay
wang » wing, wan, lang

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 ((tan hua) OR (tan chia)) dan yang jin ((long han) OR (hong hai)) ;~.
• Adding a wildcard symbol may retrieve word variants: wang yanling ((tan hua) or (tan chia)) dan yang jin ((long han) or (hong hai)) ;*.