Perhaps you should try some spelling variations:
tuan phuong » tran phuong, luan phuong, xuan phuong
phuong cong » phuong dong, phong cong, phung cong
chieu sach » chinh sach, chiet tach, chieu sang
chieu xanh » chieu sang, chieu tinh, hieu manh
thanh toan » thanh hoa, thanh san, tinh toan
trinh than » trinh thanh, trinh han, trinh toan
toan tuan » tran tuan, toan quan, doan tuan
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 toan tuan phuong cong trinh than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (chieu xanh)) - thanh toan tuan phuong cong trinh than cau.
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (chieu xanh)) - thanh toan tuan phuong cong trinh than cau*.