Perhaps you should try some spelling variations:
chang weng » chan weng, chang peng, chang feng
yuan yong » yuan ying, huan yong, kuan yong
chang wen » chiang wen, chang wei, shang wen
de david » dye david, dee david, die david
yong wo » yong won, yong woo, yong ho
ji tan » ji tang, yi tan
de ji » de yi, de li

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