Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
cong thanh » dong thanh, cong trinh, cong tan
thanh than » thanh thanh, thanh thang, thanh toan
tran tuan » tran xuan, tran quang, tran thanh
than cau » toan cau, phan cau, than cap

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) or (chieu xanh)) - thanh ((tran tuan) or (trung tam)) phuong cong thanh than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu xanh)) - thanh ((tran tuan) OR (trung tam)) phuong cong thanh than cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu xanh)) - thanh ((tran tuan) or (trung tam)) phuong cong thanh than cau*.