Perhaps you should try some spelling variations:
wang liang » wang yang
liang yang » liang ying, wang yang, yang yang
song thin » song shin, song jin, song min
liu gang » liu gangs, liu yang, li gang
gang min » gong min, tang min, chang min
yang li » yang lin, yang di, yang xi
li liu » liu liu, li lin, li li

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