Perhaps you should try some spelling variations:
doing hoang » dong hoang
wang yong » wang yang, wang hyoung, wang yan
gene yang » gene bank
ka chuan » say chuan, hai chuan, ka chai
yang min » yang mind, yang jin, tang min
min hong » amin hong, tin hong, min hyoung
hong ghi » zhong zhi, hong g, hong hai
ka hua » ya hua

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: ((doing hoang) OR (wang yong)) ((ka hua) OR (ka chuan)) gene yang min hong ghi ;~.
• Adding a wildcard symbol may retrieve word variants: ((doing hoang) or (wang yong)) ((ka hua) or (ka chuan)) gene yang min hong ghi ;*.