Perhaps you should try some spelling variations:
huang chang » huang cheng, hoong chang, huang yang
yang yang » wang yang, wang yan
rene wang » wen wang
tuan hua » tuan vu, yuan hui
wang tin » wang lin, wang qin, wang jing
tin hong » tan hong, kia hong, thi hong
tan hua » wang hua, tan chia, tan puay
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: ((huang chang) or (yang yang)) ((tan hua) or (tuan hua)) rene wang tin hong yu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((huang chang) OR (yang yang)) ((tan hua) OR (tuan hua)) rene wang tin hong yu ;.
• Adding a wildcard symbol may retrieve word variants: ((huang chang) or (yang yang)) ((tan hua) or (tuan hua)) rene wang tin hong yu ;*.