Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
hanh trinh » canh tranh, hanh chinh
nhung cong » dung cong, hang cong, nhung don
thong cong » trong cong, thong thong, phong chong
doi chieu » doc hieu, doi chi, ho chieu
trinh cua » tinh cua, trinh luat, trinh quan
tong cong » trong cong, cong cong, dung cong
ban than » ban thanh, van thanh, ban hang
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: doi chieu sach - hanh trinh cua ((nhung cong) or (((thong cong) OR (tong cong)))) ban than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh trinh cua ((nhung cong) OR (((thong cong) OR (tong cong)))) ban than cap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh trinh cua ((nhung cong) or (((thong cong) OR (tong cong)))) ban than cap*".