Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
hanh dung » thanh dung, anh dung, hanh dong
luan hanh » luan thanh, luan han, luan danh
chao chu » cua chu, cao cho, chao xu
cong tac » cong ty
toan tap » toan ban
cho chu » cho thue

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 (cho chu)) sach - hanh dung luan hanh ((cong tac) or (cong thanh)) toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((chao chu) OR (cho chu)) sach - hanh dung luan hanh ((cong tac) OR (cong thanh)) toan tap.
• Adding a wildcard symbol may retrieve word variants: ((chao chu) or (cho chu)) sach - hanh dung luan hanh ((cong tac) or (cong thanh)) toan tap*.