Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
thong cong » trong cong, tong cong, thong thong
cong thanh » dong thanh, cong trinh, cong tan
thanh toan » thanh hoa, thanh san, tinh toan
cua thong » cua thuong, cua khong, cua tong
anh mang » hanh mang, anh bang, anh dang
mang cua » manh cua, dung cua, ban cua
toan ban » van ban

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((chieu sach) or (chieu xanh)) - anh mang cua thong cong thanh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu xanh)) - anh mang cua thong cong thanh toan ban.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu xanh)) - anh mang cua thong cong thanh toan ban*.