Perhaps you should try some spelling variations:
wang dong » wang hong, wang yang, wang jing
wang yong » wang yang, wang hyoung, wang yan
yang hua » wang hua, yang hui, ying hua
hua gene » human gene, a gene, hua ren
wong sau » wong sam, wong siu, wong shiu
yang xi » yang di, yang yi, yang jui
yan ji » yan jiu, ban ji, san ji
pan ji » ban ji, pan di, san ji

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((wang dong) OR (wang yong)) yang hua gene ((((yan ji) or (pan ji))) or (yang xi)) wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang dong) OR (wang yong)) yang hua gene ((((yan ji) OR (pan ji))) OR (yang xi)) wong sau ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((wang dong) OR (wang yong)) yang hua gene ((((yan ji) or (pan ji))) or (yang xi)) wong sau ;".
• Adding a wildcard symbol may retrieve word variants: ((wang dong) OR (wang yong)) yang hua gene ((((yan ji) or (pan ji))) or (yang xi)) wong sau ;*.