Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh tran » canh tranh, hanh trang, banh trang
van nhung » van nhuong, va nhung, van hung
ho chieu » theo chieu, hoc thieu, doi chieu
tran van » luan van
cong tan » cong tac, cong san, cong thanh
toan ban » van ban

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 - canh tran van nhung ((cong dong) OR (cong tan)) ((toan tap) OR (toan ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu xanh - canh tran van nhung ((cong dong) or (cong tan)) ((toan tap) OR (toan ban))~".
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - canh tran van nhung ((cong dong) or (cong tan)) ((toan tap) OR (toan ban))*.