Perhaps you should try some spelling variations:
wang liang » wang yang
tuan china » wuhan china, can china, taiwan china
gene tang » gene bank
tan chia » than china, can china, dan china
tang tan » tang tang, tan tan, liang tan
hong ghi » zhong zhi, hong g, hong hai
yan zi » yan zhi, yuan zi, ban zi

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 liang ((((tan chia) OR (tuan china))) OR (yan zi)) gene tang tan hong ghi ;~.
• Adding a wildcard symbol may retrieve word variants: wang liang ((((tan chia) or (tuan china))) or (yan zi)) gene tang tan hong ghi ;*.