Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
chen king » chen ping, chen jing, machen king
john song » john wong, john bonn, john ngosong
yan guan » yihan guan, quan guan, fan guon
gan guan » quan guan, fan guon, gui guan
yan yuan » fang yuan, nan yan, yan clan
hua chen » jui chen, yu chen, a chen
song sam » wong sam, kong sar, song pae

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan ((((((yan guan) OR (gan guan))) or (yang guang))) or (yan yuan)) hua chen king john song sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wan ((((((yan guan) OR (gan guan))) OR (yang guang))) OR (yan yuan)) hua chen king john song sam ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan ((((((yan guan) OR (gan guan))) or (yang guang))) or (yan yuan)) hua chen king john song sam ;".
• Adding a wildcard symbol may retrieve word variants: wan ((((((yan guan) OR (gan guan))) or (yang guang))) or (yan yuan)) hua chen king john song sam ;*.