Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
trang luan » tang luan, tranh luan, truong luan
trang tuan » tran tuan, trung tuan, trong tuan
phung cong » nhung cong, phong cong, nhung chong
hoc thieu » toc thieu, hoc hien
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan tap » toan ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thieu sach - hanh ((trang luan) or (trang tuan)) phung cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh ((trang luan) OR (trang tuan)) phung cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh ((trang luan) or (trang tuan)) phung cong tac toan tap*.