Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hanh tranh » canh tranh, hanh trinh, hanh trang
hoc thieu » toc thieu, hoc hien
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong dan » huong dan, cong dong, cong tac
cong tan » cong tac, cong thanh, cong ty
cong san » cong tac
khan cap » khan ap, than cap, khoan cam

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 tranh cua nhung ((cong dan) or (((cong tan) or (cong san)))) khan cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu sach - hanh tranh cua nhung ((cong dan) OR (((cong tan) OR (cong san)))) khan cap.
• Adding a wildcard symbol may retrieve word variants: hoc thieu sach - hanh tranh cua nhung ((cong dan) or (((cong tan) or (cong san)))) khan cap*.