Perhaps you should try some spelling variations:
yang yang » wang yang, wang yan
chua beng » chuan bang
beng yuan » meng yuan, beng huat, fang yuan
yuan wang » yan wang, yuan kang, yuan chang
gong hui » tong hui, tong shui, gong si
wang hui » wang hua, wang zhi, wang wei
ya chua » ya hua, ka chuan
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((yang yang) or (dong sin)) ya chua beng yuan wang ((gong hui) or (wang hui)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((yang yang) OR (dong sin)) ya chua beng yuan wang ((gong hui) OR (wang hui)) ;.
• Adding a wildcard symbol may retrieve word variants: ((yang yang) or (dong sin)) ya chua beng yuan wang ((gong hui) or (wang hui)) ;*.