Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
hanh tranh » canh tranh, hanh trang, lanh tranh
hanh trinh » canh tranh, hanh chinh
thong cong » tong cong, thong thong, phong chong
hoc thieu » toc thieu, hoc hien
ban than » ban thanh, van thanh, ban hang
than cap » khan cap, thanh lap, thanh cac

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 tranh) or (hanh trinh)) cua ((thong cong) OR (trong cong)) ban than cap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thieu xanh - ((hanh tranh) OR (hanh trinh)) cua ((thong cong) OR (trong cong)) ban than cap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc thieu xanh - ((hanh tranh) or (hanh trinh)) cua ((thong cong) OR (trong cong)) ban than cap*".