Perhaps you should try some spelling variations:
cheng han » chen hao
yan guan » gan guan, yang guang, yihan guan
yan yuan » fang yuan, nan yan, yan clan
chen han » chen hao, chen tan, chen chuan
min wong » min hong, minh cong, amin hong
wong siu » wong shiu, kong siu, wong sau
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 guan) or (yan yuan)) jui ((chen han) OR (cheng han)) min wong siu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((yan guan) OR (yan yuan)) jui ((chen han) OR (cheng han)) min wong siu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang ((yan guan) or (yan yuan)) jui ((chen han) OR (cheng han)) min wong siu ;*".