Perhaps you should try some spelling variations:
silk china » risk china
hyoung eun » young eun, kyoung yun
hyoung gun » young eun
long span » long han
china min » china main, china mid, china mit
dong di » dong sin
ya a » a a, y a, yu a
ye a » yet a, e a, me a

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((long span) or (dong di)) ((ya a) or (ye a)) silk china min ((hyoung eun) OR (hyoung gun)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((long span) OR (dong di)) ((ya a) OR (ye a)) silk china min ((hyoung eun) OR (hyoung gun)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((long span) or (dong di)) ((ya a) or (ye a)) silk china min ((hyoung eun) OR (hyoung gun)) ;*".