Perhaps you should try some spelling variations:
david ching » david machin
yuan yong » yuan ying, huan yong, kuan yong
ching wei » chang wei, chin wei, chong wei
yong hui » ong hui, wong hui, yong hoi
de david » dye david, dee david, die david
san wen » tan wen
wei da » wei dan, bei da, wei de
de di » de yi, de li, de ji

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( yuan yong hui de david ching wei da xi. ) or ( yuan yong hui de di san wen da xi. ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( yuan yong hui de david ching wei da xi. ) OR ( yuan yong hui de di san wen da xi. )).
• Adding a wildcard symbol may retrieve word variants: (( yuan yong hui de david ching wei da xi. ) or ( yuan yong hui de di san wen da xi. ))*.