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

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