Perhaps you should try some spelling variations:
china hang » china chang, china zhang, china hong
yang yang » wang yang, wang yan
lin china » qin china, can china, lin chih
hang seng » fang sheng
seng dong » jeng dong, eng hong, zeng doug
yan wang » yuan wang, 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 (yang yang)) lin china hang seng dong sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing ((yan wang) OR (yang yang)) lin china hang seng dong sin ;*.