Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hoc thieu » toc thieu, hoc hien
chinh can » chinh ca, chinh ban, chinh cau
nhung don » nhung bo
nhung van » phung van, nhung bai, nhung cau
hang cong » dang cong, hang nong, bang cong
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 chinh can ((((nhung don) OR (nhung van))) or (hang cong)) tinh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - hanh chinh can ((((nhung don) OR (nhung van))) OR (hang cong)) tinh toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - hanh chinh can ((((nhung don) OR (nhung van))) or (hang cong)) tinh toan ban".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - hanh chinh can ((((nhung don) OR (nhung van))) or (hang cong)) tinh toan ban*.