Perhaps you should try some spelling variations:
wang dong » wang yong, wang hong, wang yang
dong yang » dong hoang, wang yang, yang yang
yang hua » wang hua, yang hui, ying hua
hua gene » human gene, a gene, hua ren
bank api » bank bali, bank adb, bank a
wong sau » wong sam, wong siu, wong shiu
bank ji » bank aid, bank bni, bank die
won sau » wong sam, wong siu

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