Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
tran hoang » tran trang
you liang » you xian, you liangzhi
cong tran » cong van, tung tran
yang jui » yang judy, yang di, yang xi
hoang sy » hoang vu
yang yi » yang di, yang xi
li cong » li rong, li song, jiu cong
wang » wing, wan, lang

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang yan ((((yang yi) or (yang jui))) or (((yuan chang) or (you liang)))) li cong tran hoang sy ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((((yang yi) OR (yang jui))) OR (((yuan chang) OR (you liang)))) li cong tran hoang sy ;*.