Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trung » thanh trung, hanh trang, manh trung
hoc thieu » toc thieu, hoc hien
hang cong » hang nong, bang cong, thanh cong
dang cong » dung cong
manh toan » thanh toan, tinh toan
trung ha » trung hoc, trung tam, trung cap

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 trung ha ((hang cong) or (dang cong)) ((manh toan) or (anh tuan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trung ha ((hang cong) OR (dang cong)) ((manh toan) OR (anh tuan)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trung ha ((hang cong) or (dang cong)) ((manh toan) or (anh tuan)) cau*.