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