Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
nhung cong » dung cong, thong cong, hang cong
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, hanh mang, hanh tung
cua nhung » va nhung
anh tang » anh bang, anh dang, anh nang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap

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 nhung cong tac toan cau~.
• 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 nhung cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - ((((hanh tang) or (anh tang))) or (canh tranh)) cua nhung cong tac toan cau*.