Perhaps you should try some spelling variations:
cang thang » cong thanh, dang thanh
chieu xanh » chieu sach, chieu sang, chieu tinh
thang cua » thong cua, hang cua, than cua
chu xanh » chu manh, chua xang, chuc danh
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, huong dan, cong dong
cong tan » cong tac, cong san, cong thanh
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: chao ((chu xanh) OR (chieu xanh)) - cang thang cua dung ((cong dan) or (cong tan)) toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: chao ((chu xanh) OR (chieu xanh)) - cang thang cua dung ((cong dan) OR (cong tan)) toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "chao ((chu xanh) OR (chieu xanh)) - cang thang cua dung ((cong dan) or (cong tan)) toan cau".
• Adding a wildcard symbol may retrieve word variants: chao ((chu xanh) OR (chieu xanh)) - cang thang cua dung ((cong dan) or (cong tan)) toan cau*.