Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh tung » thanh cong
tuong cong » truong cong, trong cong, tong cong
cong tinh » cong trinh, cong vinh, long tinh
ba tuong » ban tuong, bao tuong, va tuong
toan cau » toan cao, toan ban, toan tap
tung ba » tung bay, tung va, truong ba

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

• Performing a fuzzy search may retrieve terms with similar spellings: mot chieu sach - thanh tung ba tuong cong tinh toan cau~.
• Adding a wildcard symbol may retrieve word variants: mot chieu sach - thanh tung ba tuong cong tinh toan cau*.