Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
gene yang » gene bank
yang sing » yang using, yang jing, muang sing
sing kong » king kong, hong kong
kong star » kong sar
hua gene » human gene, a gene, hua ren
dong di » dong sin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang yong) or (((dong di) or (dong (sin OR skin))))) ya hua gene yang sing kong star ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang yong) OR (((dong di) OR (dong (sin OR skin))))) ya hua gene yang sing kong star ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang yong) or (((dong di) or (dong (sin OR skin))))) ya hua gene yang sing kong star ;*".