Perhaps you should try some spelling variations:
nhung cong » dung cong, thong cong, hang cong
hieu sach » chieu sach, hieu cach, dien sach
tranh cua » doanh cua, manh cua
cua nhung » va nhung
cong dang » cong dong, cong dan, cong dung
dang hanh » dang thanh, ban hanh, dang van
doc hieu » toc thieu, hoc thieu, hoc hien
hanh lap » thanh lap, hanh lam, hanh cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: doc hieu sach - canh tranh cua nhung cong dang hanh lap~.
• Adding a wildcard symbol may retrieve word variants: doc hieu sach - canh tranh cua nhung cong dang hanh lap*.