Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yang john » young john, king john, yang jin
john song » john wong, john bonn, john ngosong
yan yuan » yan guan, fang yuan, nan yan
dan yang » daun yang, tan yang, wang yang
song sam » wong sam, kong sar, song pae
hua dan » hua ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: lang ((yang guang) or (yan yuan)) hua dan yang john song sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang ((yang guang) OR (yan yuan)) hua dan yang john song sam ;.
• Adding a wildcard symbol may retrieve word variants: lang ((yang guang) or (yan yuan)) hua dan yang john song sam ;*.