Perhaps you should try some spelling variations:
peng liang » wang liang, yang liang, deng ziliang
yan liang » yang liang, wang liang, you liang
van hoang » tran hoang, vu hoang, anh hoang
yang lin » yang jin, wang lin, yang liang
rong van » cong van, trang van, duong van
hoang sy » hoang vu
wan yan » wang yan, nan yan, wai yan
yang li » yang di, yang xi, yang yi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan yan ((((yang lin) OR (yang li))) or (((peng liang) or (yan liang)))) yi rong van hoang sy ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan yan ((((yang lin) OR (yang li))) OR (((peng liang) OR (yan liang)))) yi rong van hoang sy ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan yan ((((yang lin) OR (yang li))) or (((peng liang) or (yan liang)))) yi rong van hoang sy ;*".