Perhaps you should try some spelling variations:
chin chang » china chang, chain change, china zhang
yang yang » wang yang, wang yan
chang won » chang soon, chang ann, chang min
gang yao » yang yao, wang yan, ganga ya
yang jui » yang judy, yang di, yang yi
kong siu » wong siu, dong sin, kong sar
kong eiu » tonga eiu
yang xi » yang di, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((gang yao) or (yang yang)) ((yang jui) or (yang xi)) chin chang won ((kong siu) OR (kong eiu)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((gang yao) OR (yang yang)) ((yang jui) OR (yang xi)) chin chang won ((kong siu) OR (kong eiu)) ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((gang yao) or (yang yang)) ((yang jui) or (yang xi)) chin chang won ((kong siu) OR (kong eiu)) ;".
• Adding a wildcard symbol may retrieve word variants: ((gang yao) or (yang yang)) ((yang jui) or (yang xi)) chin chang won ((kong siu) OR (kong eiu)) ;*.