Perhaps you should try some spelling variations:
trong cuong » trong chuong, trong cong, trong luong
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
cuong danh » cuon danh, huong dan, cuong linh
hanh dung » thanh dung, anh dung, hanh dong
hoc trong » hoc thuong, hoc tieng, dot trong
dung hoc » dong hoc, dung thuoc, trung hoc

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) or (chieu sach)) - hanh dung hoc trong cuong danh ((toan ban) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sach)) - hanh dung hoc trong cuong danh ((toan ban) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu xanh) or (chieu sach)) - hanh dung hoc trong cuong danh ((toan ban) or (van ban))*.