Perhaps you should try some spelling variations:
reality teaching » quality teaching, reality stretching, reality training
real teaching » eap teaching, team teaching, formal teaching
than china » tuan china, han china, wuhan china
jiao gong » jiao tong
sin than » said than, sin tax
dong » doing, long, done

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

• Performing a fuzzy search may retrieve terms with similar spellings: dong sin than china ((real teaching) OR (reality teaching)) ((jiao gong) or (xian gong)) hui ;~.
• If you are trying to use Boolean operators, they must be ALL CAPS: dong sin than china ((real teaching) OR (reality teaching)) ((jiao gong) OR (xian gong)) hui ;.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dong sin than china ((real teaching) OR (reality teaching)) ((jiao gong) or (xian gong)) hui ;".
• Adding a wildcard symbol may retrieve word variants: dong sin than china ((real teaching) OR (reality teaching)) ((jiao gong) or (xian gong)) hui ;*.