Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
nhung cong » hang cong, nhung don, nhung lang
thong cong » trong cong, tong cong, thong thong
hoc thieu » toc thieu, hoc hien
chinh cua » chinh ca, chinh sua, hinh cua
dung cong » dung trong
ban khan » ban than, ban nhan, ban chan
khan cap » khan ap, than cap, khoan cam

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