Perhaps you should try some spelling variations:
hyoung yan » kyoung yang, hyoung gun, kyoung yun
gene yang » gene bank
yang jin » yang jie, yang jun, ying jin
wong sau » wong sam, wong siu, wong shiu
a gene » a genre, a gender, a gentle
yan a » can a, yan _, jan a
wang » wan
sar » sara, star, saur

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang or lang) or wing) hyoung yan a gene yang jin ((wong sau) or (kong sar)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang OR lang) OR wing) hyoung yan a gene yang jin ((wong sau) OR (kong sar)) ;.
• Adding a wildcard symbol may retrieve word variants: ((wang or lang) or wing) hyoung yan a gene yang jin ((wong sau) or (kong sar)) ;*.