Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, hanh mang, hanh tung
cua thong » cua thuong, cua khong, cua tong
anh tang » anh bang, anh dang, anh nang
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 tang) or (anh tang))) or (canh tranh)) cua thong cong tac toan tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - ((((hanh tang) OR (anh tang))) OR (canh tranh)) cua thong cong tac toan tap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((((hanh tang) or (anh tang))) or (canh tranh)) cua thong cong tac toan tap*.