Perhaps you should try some spelling variations:
wang liang » wang yang
liang yang » liang ying, wang yang, yang yang
rong minh » gong min, jong min, song min
sang minh » kang minah, anh minh, song min
yang li » yang lin, yang di, yang xi
li li » li lin, li l, li lu
cong » congo, long, hong

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 yang li li ((rong minh) or (sang minh)) cong shu ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang liang yang li li ((rong minh) OR (sang minh)) cong shu ;.
• Adding a wildcard symbol may retrieve word variants: wang liang yang li li ((rong minh) or (sang minh)) cong shu ;*.