Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
tang luan » dung luan
luan cong » luat cong, luong cong, luan chung
cong hung » cong chung, cong huong, cong dung
ho chieu » theo chieu, hoc thieu, doi chieu
anh tang » anh bang, anh dang, anh nang
hung dan » huong dan, dung dan, tung dan
toan cao » toan tap
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: ho chieu xanh - anh tang luan cong hung dan ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu xanh - anh tang luan cong hung dan ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: ho chieu xanh - anh tang luan cong hung dan ((toan cao) or (toan ban))*.