Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
thong cong » trong cong, tong cong, thong thong
chinh tai » chinh tri
tai thong » tai thuong, tai phong, tai trong
cong tinh » cong trinh, cong vinh, long tinh
toan cau » toan cao, toan ban, toan tap

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 xanh) or (chiet tach)) - hanh chinh tai thong cong tinh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chiet tach)) - hanh chinh tai thong cong tinh toan cau*.