Perhaps you should try some spelling variations:
song thin » song shin, song jin, song min
song minh » sang minh, song min, song ming
wang yao » wang yan, yang yao, gang yao
yao yang » yang yang
yang li » yang lin, yang di, yang xi
li song » li cong, li rong, kim song
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 yao yang li li song minh ((cong shu) or (song thin)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang yao yang li li song minh ((cong shu) OR (song thin)) ;.
• Adding a wildcard symbol may retrieve word variants: wang yao yang li li song minh ((cong shu) or (song thin)) ;*.