Perhaps you should try some spelling variations:
chen yang » chen rong
fang yuan » wang yuhan, wang yan, meng yuan
yang john » young john, king john, yang jin
john song » john wong, john bonn, john ngosong
yan guan » gan guan, yang guang, yihan guan
yan yuan » nan yan, yan clan, yan kun
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: lang ((((yan guan) OR (yan yuan))) or (fang yuan)) hua chen yang john song sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang ((((yan guan) OR (yan yuan))) OR (fang yuan)) hua chen yang john song sam ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang ((((yan guan) OR (yan yuan))) or (fang yuan)) hua chen yang john song sam ;".
• Adding a wildcard symbol may retrieve word variants: lang ((((yan guan) OR (yan yuan))) or (fang yuan)) hua chen yang john song sam ;*.