Perhaps you should try some spelling variations:
thanh trung » thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
cua khong » hua khong, cua phuong, cua thuong
ca thuong » cao thuong, cua thuong, va thuong
ho chieu » theo chieu, hoc thieu, doi chieu
cong dan » cong san, cong tan, huong dan
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: ho chieu xanh - thanh trung ((cua khong) or (ca thuong)) cong dan ((phan tu) or (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - thanh trung ((cua khong) OR (ca thuong)) cong dan ((phan tu) OR (toan cau)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - thanh trung ((cua khong) or (ca thuong)) cong dan ((phan tu) or (toan cau))*.