Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
thong cong » trong cong, tong cong, thong thong
trung cap » truong cao, trung tam
cap thong » cap tong, chap thuong, phap thong
chi danh » chi dan, chi anh, chi dinh
cong san » cong tac
tran cau » tran chau, ran cau, tra cau
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 (chi danh)) - hanh trung cap thong cong san ((tran cau) OR (toan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi ((chieu xanh) OR (chi danh)) - hanh trung cap thong cong san ((tran cau) OR (toan cau))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi ((chieu xanh) or (chi danh)) - hanh trung cap thong cong san ((tran cau) OR (toan cau))*".