Perhaps you should try some spelling variations:
wan kyoung » wang hyoung, han kyung, hwang byoung
yang hua » wang hua, yang hui, ying hua
hua rene » hua ren, juan rene
rene yan » ren yan, rene ten, see yan
gong hui » tong shui, wang hui, gong si
tong hui » wang hui
yan jiu » yang jie, yang jin, pang jiu

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

• Performing a fuzzy search may retrieve terms with similar spellings: wan kyoung yang hua rene yan jiu ((gong hui) OR (tong hui)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "wan kyoung yang hua rene yan jiu ((gong hui) OR (tong hui)) ;*".