Perhaps you should try some spelling variations:
wang liang » wang yang
liang yan » liang dan, liang tan, liang ying
sang minh » kang minah, anh minh, song ming
tang min » chang min, yang mind, tang li
song min » song ming, gong min, jong min
hong shu » cong shu, tong shui, wong shiu
yan si » yan zi

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang liang yan si ren ((tang min) or (((sang minh) or (song min)))) hong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yan si ren ((tang min) OR (((sang minh) OR (song min)))) hong shu ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yan si ren ((tang min) or (((sang minh) or (song min)))) hong shu ;*.