Perhaps you should try some spelling variations:
david chang » david ching, david chan, david zhang
yuan ying » yuan ming, kuan ying
chang wen » chiang wen, chang weng, chang wei
de david » dye david, dee david, die david
shan wen » shang wen, san wen, han wen
ying wo » qing wo, jing wo, ying bo
la shan » li shan, lu shan, da shan

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 ying wo de david chang wen da xi. ) OR ( yuan ying wo de la shan wen da xi. ))~.
• Adding a wildcard symbol may retrieve word variants: (( yuan ying wo de david chang wen da xi. ) or ( yuan ying wo de la shan wen da xi. ))*.