Perhaps you should try some spelling variations:
cheng leong » chee leong
cheng tong » chung tong, chen rong, chen yong
cheng ling » cheng bing, cheng ming, chen ping
jeng dong » eng hong, zeng doug
qian yan » qian jun, qian yi
yan wang » yuan wang, yang yang, qian wang
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 leong))) or (cheng ling)) jeng dong sin ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: qian yan wang xi ((((cheng tong) OR (cheng leong))) OR (cheng ling)) jeng dong sin ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "qian yan wang xi ((((cheng tong) OR (cheng leong))) or (cheng ling)) jeng dong sin ;*".