Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh trung » thanh trung, hanh trang, manh trung
nhung cong » dung cong, thong cong, nhung don
hoc thieu » toc thieu, hoc hien
trung cap » truong cao, trung tam
hang cong » dang cong, hang nong, bang cong
dan than » ban than, van than, dan toan
dan chan » dan gian, dan ca, van chat

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 cap ((nhung cong) or (hang cong)) ((dan than) OR (dan chan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh trung cap ((nhung cong) OR (hang cong)) ((dan than) OR (dan chan)) cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh trung cap ((nhung cong) or (hang cong)) ((dan than) OR (dan chan)) cau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh trung cap ((nhung cong) or (hang cong)) ((dan than) OR (dan chan)) cau*.