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 tinh » trieu tinh, chau tinh, kieu tinh
thanh tran » thanh trang, thanh toan, thanh tra
trinh than » trinh thanh, trinh han, trinh toan
lieu tinh » trieu tinh, diep tinh, bien tinh
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 tinh) OR (lieu tinh)))) - thanh tran tuan phuong cong trinh than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu sach) OR (((chieu tinh) OR (lieu tinh)))) - thanh tran tuan phuong cong trinh than cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu sach) or (((chieu tinh) OR (lieu tinh)))) - thanh tran tuan phuong cong trinh than cau".
• Adding a wildcard symbol may retrieve word variants: doi ((chieu sach) or (((chieu tinh) OR (lieu tinh)))) - thanh tran tuan phuong cong trinh than cau*.