Perhaps you should try some spelling variations:
wang yong » wang yang, wang hyoung, wang yan
irene yan » irene a, ren yan
yang hua » wang hua, yang hui, ying hua
yang jui » yang judy, yang di, yang xi
thi hong » tan hong
yan thi » yan zhi, tran thi, dang thi
hong yu » wong yue

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 ((yang hua) or (yang jui)) irene yan thi hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yong ((yang hua) OR (yang jui)) irene yan thi hong yu ;.
• Adding a wildcard symbol may retrieve word variants: wang yong ((yang hua) or (yang jui)) irene yan thi hong yu ;*.