Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh trinh » canh tranh, hanh trinh, anh trinh
nhung cong » dung cong, thong cong, nhung don
hoc thieu » toc thieu, hoc hien
canh tinh » hanh tinh, manh tinh, canh tranh
hang cong » dang cong, hang nong, bang cong
danh phan » doanh phan, danh nhan, danh phap
phan dau » phan tu, hang dau

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 - ((canh trinh) or (canh tinh)) va ((nhung cong) OR (hang cong)) danh phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((canh trinh) OR (canh tinh)) va ((nhung cong) OR (hang cong)) danh phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((canh trinh) or (canh tinh)) va ((nhung cong) OR (hang cong)) danh phan dau".
• Adding a wildcard symbol may retrieve word variants: hoc thieu xanh - ((canh trinh) or (canh tinh)) va ((nhung cong) OR (hang cong)) danh phan dau*.