Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
luan khong » luan phong, luan phuong, luong khong
khong cong » thong cong, khong cang, chong cong
hien xanh » hien nhanh, hien khanh, khien canh
hien hanh » dieu hanh
hanh tang » hanh trang, anh tang, hanh mang
tang luan » dung luan
cong dan » cong san, cong tan, huong dan
dan han » dan chan, dan than, dan hanh
han tap » han tai, toan tap, nhan tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((((hien xanh) or (hien hanh))) or (chieu xanh)) - hanh tang luan khong cong dan han tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((hien xanh) OR (hien hanh))) OR (chieu xanh)) - hanh tang luan khong cong dan han tap.
• Adding a wildcard symbol may retrieve word variants: hoc ((((hien xanh) or (hien hanh))) or (chieu xanh)) - hanh tang luan khong cong dan han tap*.