Perhaps you should try some spelling variations:
david chan » david ching, david cohen
yuan yong » yuan ying, huan yong, kuan yong
yong hoi » yong ho, yong han, seng hoi
de david » dye david, dee david, die david
wang da » wang dan, wang di, wang de
cang da » dang dai, cang ban
san wen » tan wen
hoi de » hui de, hoi ee, loi de
yi san » yi shan, yi hsan, di san

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

• If you are trying to use Boolean operators, they must be ALL CAPS: (( yuan yong hoi de david chan ((wang da) OR (cang da)) xi. ) OR ( yuan yong hoi de yi san wen da xi. ))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "(( yuan yong hoi de david chan ((wang da) OR (cang da)) xi. ) or ( yuan yong hoi de yi san wen da xi. ))~".
• Adding a wildcard symbol may retrieve word variants: (( yuan yong hoi de david chan ((wang da) OR (cang da)) xi. ) or ( yuan yong hoi de yi san wen da xi. ))*.