Perhaps you should try some spelling variations:
cheng ying » cheng bing, cheng ling, cheng ming
yang yun » yang jun, tang yun, yang yue
ying jin » yang jin, jing ji, yang jie
jin wong » jin song, john wong, jin ying
wong sau » wong sam, wong siu, wong shiu
yang yu » yang yue, yang yi, sang yu
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((yang yu) or (yang yun)) cheng ying jin wong sau ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((yang yu) OR (yang yun)) cheng ying jin wong sau ;.
• Adding a wildcard symbol may retrieve word variants: wang yan ((yang yu) or (yang yun)) cheng ying jin wong sau ;*.