Perhaps you should try some spelling variations:
yan liang » yang liang, wang liang, yan wang
you liang » you xian, you liangzhi
jiu duong » jiu cong
duong van » cong van, duong anh
van hoang » tran hoang, vu hoang, anh hoang
hoang shu » hoang vu, cong shu, hoang sy
yang li » yang lin, yang di, yang xi
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 li) or (((yan liang) OR (you liang)))) jiu duong van hoang shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yan ((yang li) OR (((yan liang) OR (you liang)))) jiu duong van hoang shu ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang yan ((yang li) or (((yan liang) OR (you liang)))) jiu duong van hoang shu ;*".