Perhaps you should try some spelling variations:
sinh hoang » linh hoang, anh hoang
wang yang » wang liang, wang yanling
irene tan » irene a, rene ten
yang hui » wang hui, yang muxi, zhang hui
yang jui » yang judy, yang di, yang xi
tan sinh » tan siew, tan xin, tan ying
hoang yu » hoang vu, hong yu, hoang sy

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

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