Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
hua chen » jui chen, yu chen, a chen
chen yan » chen yang, chen tan, chen yun
tin wong » tin hong, t.j wong, kie wong
wong yue » wang yue, hong yu
yan tin » yuan ting, yang jin, yang lin
dong » doing, long, done

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong sin) or (wang yong)) ya hua chen yan tin wong yue ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong sin) OR (wang yong)) ya hua chen yan tin wong yue ;.
• Adding a wildcard symbol may retrieve word variants: ((dong sin) or (wang yong)) ya hua chen yan tin wong yue ;*.