Perhaps you should try some spelling variations:
bang luan » hang luan, dung luan, tong luan
tang luan » dung luan
dang cong » dung cong
chao chu » cho chu, cao cho, chao xu
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan tap » toan ban
cua chu » sua chua

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((chao chu) or (cua chu)) sach - hanh ((bang luan) or (tang luan)) dang cong dan toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((chao chu) OR (cua chu)) sach - hanh ((bang luan) OR (tang luan)) dang cong dan toan tap.
• Adding a wildcard symbol may retrieve word variants: ((chao chu) or (cua chu)) sach - hanh ((bang luan) or (tang luan)) dang cong dan toan tap*.