Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, truong thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
chinh cua » chinh ca, chinh sua, hinh cua
ho chieu » theo chieu, hoc thieu, doi chieu
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong ty, cong ha
cong san » cong tac
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: ho chieu xanh - hanh chinh cua dung ((((cong tan) or (cong thanh))) or (cong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh chinh cua dung ((((cong tan) OR (cong thanh))) OR (cong san)) than cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh chinh cua dung ((((cong tan) or (cong thanh))) or (cong san)) than cau*.