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
cua nhung » va nhung
tang cua » mang cua, hang cua, tang luan
cong tac » cong ty
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: hoc thieu xanh - hanh tang cua nhung ((cong san) or (cong tac)) ((toan cao) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh tang cua nhung ((cong san) OR (cong tac)) ((toan cao) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh tang cua nhung ((cong san) or (cong tac)) ((toan cao) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh tang cua nhung ((cong san) or (cong tac)) ((toan cao) OR (toan ban))*.