Perhaps you should try some spelling variations:
mid kyoung » kim kyoung, yi kyoung, min hyoung
silk china » risk china
kyoung yun » young yun, kyoung yang, hyoung gun
china mid » china mit, china main, china made
long han » long chain, long thanh, long haul
dong di » dong sin
et a » et al, et la, e a

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((((long span) OR (long han))) OR (dong di)) ((a la) OR (et a)) silk china mid kyoung yun ;~.
• Adding a wildcard symbol may retrieve word variants: ((((long span) or (long han))) or (dong di)) ((a la) or (et a)) silk china mid kyoung yun ;*.