Perhaps you should try some spelling variations:
lang hyoung » wang hyoung, kang young, hwang byoung
hyoung tuan » hyoung gun
tong shui » cong shu, gong hui
tuan hua » tan hua, tuan vu, yuan hui
long shu » cong shu, long du
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: lang hyoung tuan hua (rene or irene) yan jiu ((long shu) or (((tong shui) OR (tong hui)))) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: lang hyoung tuan hua (rene OR irene) yan jiu ((long shu) OR (((tong shui) OR (tong hui)))) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "lang hyoung tuan hua (rene or irene) yan jiu ((long shu) or (((tong shui) OR (tong hui)))) ;*".