Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
qua chuong » qua cong, cua chung, bui chuong
hoc thieu » toc thieu, hoc hien
qua chung » quat chung, cua chung, qua nhung
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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 ((qua chung) or (qua chuong)) cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh chinh ((qua chung) OR (qua chuong)) cong san toan cau*.