Perhaps you should try some spelling variations:
thieu sach » chieu sach, thien hach, hieu cach
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
hoc thieu » toc thieu, hoc hien
cua nhung » va nhung
cong tan » cong tac, cong san, cong thanh
than cap » khan cap, thanh lap, thanh cac

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