Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
chinh quan » chinh luan, chinh quyen, chinh ngan
quan nhung » qua nhung, cua nhung, luan chung
hoc thieu » toc thieu, hoc hien
cong san » cong tac
duong va » duong van, dung va, luong va
toan cau » toan cao, toan ban, toan tai
toan tap » toan 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 chinh quan nhung ((cong san) or (duong va)) ((toan cau) OR (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh chinh quan nhung ((cong san) OR (duong va)) ((toan cau) OR (toan tap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh chinh quan nhung ((cong san) or (duong va)) ((toan cau) OR (toan tap))".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh chinh quan nhung ((cong san) or (duong va)) ((toan cau) OR (toan tap))*.