Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
tang luat » tang luan, nang suat, tong luan
hang luan » tang luan, dung luan
cong san » cong tac
nhan tai » hang tai, van tai, toan tai
han tap » han tai, toan tap, nhan tao

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 ((tang luat) OR (hang luan)) trong cong san ((han tap) or (nhan tai))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc chieu xanh - hanh ((tang luat) OR (hang luan)) trong cong san ((han tap) OR (nhan tai))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - hanh ((tang luat) OR (hang luan)) trong cong san ((han tap) or (nhan tai))*".