Perhaps you should try some spelling variations:
yang guang » yang yang, yan guan, yang liang
yuan wang » yuan kang, yuan chang, qian wang
yan wang » yang yang, qian wang, yan liang
juan ran » juan rana, juan ramon, juan rene
ran yang » dan yang, ran ying, tan yang
yang jin » yang jie, yang jun, ying jin
jin song » jie song, john song, kim song
song sar » kong sar, using 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: nan ((((yan wang) OR (yuan wang))) or (yang guang)) juan ran yang jin song sar ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: nan ((((yan wang) OR (yuan wang))) OR (yang guang)) juan ran yang jin song sar ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "nan ((((yan wang) OR (yuan wang))) or (yang guang)) juan ran yang jin song sar ;*".