Perhaps you should try some spelling variations:
yan yuan » yan guan, fang yuan, nan yan
yuan hui » yuan fei, jaan hui, tuan hua
hui rent » hai ren
yang jie » yang jin, yang di, yang jui
yang jun » yang jui, pang jun, yang jin
wong sam » wong sau, wong lai, von sam
wang » wing, wan, lang
sar » sara, star, saur

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 yan yuan hui rent ((yang jie) OR (yang jun)) ((wong sam) OR (kong sar)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan yuan hui rent ((yang jie) or (yang jun)) ((wong sam) OR (kong sar)) ;~".
• Adding a wildcard symbol may retrieve word variants: wang yan yuan hui rent ((yang jie) or (yang jun)) ((wong sam) OR (kong sar)) ;*.