Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
yang yang » wang yang, wang yan
hui rene » luis rene, qui regne, hai ren
yang jin » yang jie, yang jun, ying jin
jin song » jie song, john song, kim song
yan hui » yang hui, yuan hui, wang hui
song so » song von

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

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