Perhaps you should try some spelling variations:
wang dong » wang yong, wang yang, wang jing
wang hong » wang yong, wang hyoung, wang lihong
wong siew » long view
test yan » test a
wong sau » wong sam, wong siu, wong shiu
yang ai » yang di, yang xi, yang yi
ai test » api test, i test, ii test
yan jiu » yang jie, yang jin, pang jiu

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 hong)) yang ai test yan jiu ((wong sau) or (wong siew)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((wang dong) OR (wang hong)) yang ai test yan jiu ((wong sau) OR (wong siew)) ;.
• Adding a wildcard symbol may retrieve word variants: ((wang dong) or (wang hong)) yang ai test yan jiu ((wong sau) or (wong siew)) ;*.