Perhaps you should try some spelling variations:
cheng hang » cheng zhang, cheng han, chen yang
hang seng » fang sheng
seng dong » jeng dong, eng hong, zeng doug
dong sind » dong sin, dong bin, dong ping
yuan hui » yuan fei, jaan hui, tuan hua
nan yan » nan ya, wang yan, qian yan
yuan li » yuan lin, guan li, yuan zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: nan yan ((yuan hui) or (yuan li)) cheng hang seng dong sind ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan yan ((yuan hui) OR (yuan li)) cheng hang seng dong sind ;*.