Perhaps you should try some spelling variations:
israel teaching » israel teachers, israeli teachers
china's israel » china's fiscal
teaching jiao » teaching jam, teaching aids, teaching a
bin china » qin china, dan china, han china
tong shui » tong hui, cong shu
gong hui » tong hui, wang hui, gong si

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: dann ((bin china) OR (can china)) china's israel teaching jiao ((tong shui) OR (gong hui)) ;~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "dann ((bin china) or (can china)) china's israel teaching jiao ((tong shui) OR (gong hui)) ;~".
• Adding a wildcard symbol may retrieve word variants: dann ((bin china) or (can china)) china's israel teaching jiao ((tong shui) OR (gong hui)) ;*.