Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
china hang » china chang, china zhang, china hong
yuan wang » yuan kang, yuan chang, qian wang
lin china » qin china, can china, lin chih
hang seng » fang sheng
seng dong » jeng dong, eng hong, zeng doug
yan wang » yang yang, qian wang, yan liang
sin » sign, sind, skin

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing ((((yan wang) OR (yuan wang))) or (yang guang)) lin china hang seng dong sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing ((((yan wang) OR (yuan wang))) OR (yang guang)) lin china hang seng dong sin ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing ((((yan wang) OR (yuan wang))) or (yang guang)) lin china hang seng dong sin ;*".