Perhaps you should try some spelling variations:
yuan chang » yuan cheng, huang chang, han chang
long chain » long chemin, long han
long grain » long green, long trail
what wang » what can, what went, what way
wang yuan » wang yuhan, wang yan, fang yuan
dong nan » dong yang, dong sin, dong bin
say what » why what
dong di » dong sin

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((dong nan) or (dong di)) say what wang yuan chang ((long chain) OR (long grain)) ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((dong nan) OR (dong di)) say what wang yuan chang ((long chain) OR (long grain)) ;*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((dong nan) or (dong di)) say what wang yuan chang ((long chain) OR (long grain)) ;*".