Perhaps you should try some spelling variations:
yang guang » yang yang, yang liang
yan guan » yan yuan, yihan guan, quan guan
gan guan » quan guan, fan guon, gui guan
kim dong » kim song, kim jong, kim young
dong sam » wong sam, dong sin, kong sar
juan e » juan de, juan j, juan a
e yong » _ yong, j yong, jae yong

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

• Performing a fuzzy search may retrieve terms with similar spellings: wing ((((yan guan) OR (gan guan))) or (yang guang)) juan e yong kim dong sam ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: wing ((((yan guan) OR (gan guan))) OR (yang guang)) juan e yong kim dong sam ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wing ((((yan guan) OR (gan guan))) or (yang guang)) juan e yong kim dong sam ;*".