Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
cong thanh » dong thanh, cong trinh, cong tan
dai luong » dai cuong, dai duong, do luong
thanh lap » thanh san, phan lap, thanh hai
ho chieu » theo chieu, hoc thieu, doi chieu
da luong » do luong, du luong, van luong
cong dan » cong san, cong tan, huong dan

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 trung ((da luong) OR (dai luong)) ((cong dan) or (cong thanh)) thanh lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - hanh trung ((da luong) OR (dai luong)) ((cong dan) OR (cong thanh)) thanh lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - hanh trung ((da luong) OR (dai luong)) ((cong dan) or (cong thanh)) thanh lap".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - hanh trung ((da luong) OR (dai luong)) ((cong dan) or (cong thanh)) thanh lap*.