Perhaps you should try some spelling variations:
chien danh » thien danh, chien tranh, chien dich
luan thong » luan phong, luan tuong, luat thong
thi chien » thi hien, thi thien, thien chien
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
cong tac » cong ty
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: thi chien danh - hanh tang luan thong ((cong san) or (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thi chien danh - hanh tang luan thong ((cong san) OR (cong tac)) toan ban.
• Adding a wildcard symbol may retrieve word variants: thi chien danh - hanh tang luan thong ((cong san) or (cong tac)) toan ban*.