Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
hoc chieu » hoc thieu, ho chieu, hoc hien
trung su » trung vu, trong su, trung du
cong dan » cong tan, cong dong, cong tac
cong san » cong tac
toan ban » van ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - hanh trung su dung ((((cong dan) OR (huong dan))) or (cong san)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh trung su dung ((((cong dan) OR (huong dan))) OR (cong san)) toan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh trung su dung ((((cong dan) OR (huong dan))) or (cong san)) toan ban*".