Perhaps you should try some spelling variations:
chia wang » china wang, chen wang, chiu wan
wang yang » wang yan, wang liang, wang yanling
tan chia » tuan china, than china, can china
wan yan » wang yan, nan yan, wai yan
yan tan » tan tan, yan clan, yan guan
li dang » li gang, li wang, li zhang
le dang » le sang, le duong
hai » hadi, haji, hari

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: wan yan tan chia wang yang ((li dang) OR (le dang)) hai ;~.
• Adding a wildcard symbol may retrieve word variants: wan yan tan chia wang yang ((li dang) or (le dang)) hai ;*.