Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, nhung don
trinh luan » trinh luat, trinh quan, trinh han
manh tung » manh hung, thanh tung
hang cong » dang cong, hang nong, bang cong
tac trinh » tao trinh, lap trinh, tac trong
ho chieu » theo chieu, hoc thieu, doi chieu

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - ((hanh trung) OR (manh tung)) cua ((nhung cong) OR (hang cong)) tac trinh luan~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - ((hanh trung) or (manh tung)) cua ((nhung cong) OR (hang cong)) tac trinh luan~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - ((hanh trung) or (manh tung)) cua ((nhung cong) OR (hang cong)) tac trinh luan*.