Perhaps you should try some spelling variations:
wang liang » wang yang
yuan wang » yan wang, yuan kang, yuan chang
gang minh » sang minh, kang minah, anh minh
longer do » longer _, longer a
long do » long d, long du, long ago
i gang » ii gang, li gang, yi gang
rong » hong, pong, ong

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 ((yuan wang) or (qian rong)) i gang minh ((long do) OR (longer do)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang ((yuan wang) OR (qian rong)) i gang minh ((long do) OR (longer do)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wang liang ((yuan wang) or (qian rong)) i gang minh ((long do) OR (longer do)) ;*".