Perhaps you should try some spelling variations:
gene tang » gene bank
wang ning » wang jing, wang liang, wang yang
kin keong » king kong, min jeong
keong ghi » hong ghi
tan chia » tuan china, than china, can china
tang kin » pang kin, tang min, tong king
tan zhi » yan zhi, wang zhi
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 ning ((((tan zhi) OR (tan chia))) OR (yan zi)) gene tang kin keong ghi ;~.
• Adding a wildcard symbol may retrieve word variants: wang ning ((((tan zhi) or (tan chia))) or (yan zi)) gene tang kin keong ghi ;*.