Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
luat trong » suat trong, thuat trong, luat thuong
hoc thieu » toc thieu, hoc hien
hanh tang » hanh trang, anh tang, hanh mang
tang luat » tang luan, nang suat, hang luan
cong dan » cong san, cong tan, cong dong
toan tap » toan ban
han tap » han tai, nhan tai, 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 thieu xanh - hanh tang luat trong ((cong dan) or (huong dan)) ((han tap) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh tang luat trong ((cong dan) OR (huong dan)) ((han tap) OR (toan tap))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh tang luat trong ((cong dan) or (huong dan)) ((han tap) OR (toan tap))*".