Perhaps you should try some spelling variations:
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
dong yang » dong hoang, dan yang, dong jung
yang vie » yang jie, vang viet, nang viet
vie dong » vie dans, kim dong, wie don
li rong » yi rong, li cong, shi rong
li song » li cong, kim song, jie song

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yang yang vie dong yang ((li rong) or (li song)) hai ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yang yang vie dong yang ((li rong) OR (li song)) hai ;.
• Adding a wildcard symbol may retrieve word variants: wang yang yang vie dong yang ((li rong) or (li song)) hai ;*.