Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
cang thang » cong thanh, dang thanh
thong cong » trong cong, tong cong, thong thong
thang hay » hang hay, thang ay, thang ngay
hay thong » hay khong, huy thong, may thong
tan doanh » toan doanh, van doanh, san doanh
doanh bat » danh bat, doanh tai, doanh va
cong tan » cong tac, cong san, cong thanh

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)) - cang thang hay thong cong tan doanh bat~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu sach) OR (chieu xanh)) - cang thang hay thong cong tan doanh bat.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu sach) or (chieu xanh)) - cang thang hay thong cong tan doanh bat*.