Perhaps you should try some spelling variations:
dean chan » jean chen
chan kang » chung kang, chan eng, chan fong
kong hang » kong heng, kong hong, kong land
zhang yan » zhang fan, zhang jian
yan dean » yang dean, lane dean, can deal
yang jui » yang judy, yang xi, yang yi
yong cai » dong cao, yong c, yong wah
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 dean chan kang ((((yang jui) OR (yang di))) or (yong cai)) ((kong hang) or (zhang yan)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan dean chan kang ((((yang jui) OR (yang di))) OR (yong cai)) ((kong hang) OR (zhang yan)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan dean chan kang ((((yang jui) OR (yang di))) or (yong cai)) ((kong hang) or (zhang yan)) ;*".