Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
hua irene » hua ren
yang john » young john, king john, yang jin
john song » john wong, john bonn, john ngosong
yan guan » gan guan, yan yuan, yihan guan
song sam » wong sam, kong sar, song pae
wang » wing, wan

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

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