Perhaps you should try some spelling variations:
yang guang » yan guan, yang liang
wang yang » wang yan, wang liang, wang yanling
yang yang » wang yan
wei yang » pei yang, wei wang, wei yang's
yang kim » yong kim, kang kim, hyung kim
kim tong » kim song, kim dong, kim jong
tong hui » wang hui
tuan vu » thanh vu, tuan hua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((((wang yang) OR (yang yang))) OR (yang guang)) ((ya hua) OR (tuan vu)) wei yang kim tong hui ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((wang yang) OR (yang yang))) OR (yang guang)) ((ya hua) OR (tuan vu)) wei yang kim tong hui ;*".