Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
guang song » muang sing, quang hong
yan zhang » yuan chang, bin zhang, han chang
yuan wang » yan wang, yuan kang, yuan chang
wang yang » wang yan, wang liang, wang yanling
kang han » kang chen, kong hang, zhang han
song min » song ming, gong min, jong min

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

• Performing a fuzzy search may retrieve terms with similar spellings: wang ((kang han) or (yan zhang)) yuan wang yang guang song min ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wang ((kang han) OR (yan zhang)) yuan wang yang guang song min ;*.