Perhaps you should try some spelling variations:
cheng tong » chung tong, cheng leong, chen rong
cheng ling » cheng bing, cheng ming, cheng leong
qian yan » qian jun, qian yi
yan wang » yuan wang, yang yang, qian wang
kim dong » kim song, kim jong, kim young
wang xi » yang xi, wang di, wang li
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: qian yan wang xi ((cheng tong) or (cheng ling)) kim dong sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: qian yan wang xi ((cheng tong) OR (cheng ling)) kim dong sin ;*.