Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien anh
canh doanh » hanh doanh, chinh doanh, doanh doanh
cua thuong » cua phuong, ca thuong, cua huong
cua truong » cua trung, xuan truong, cac truong
van phan » van phong, van thanh, luan phan
phan cau » phan dau, phan cac, phan tu
con van » chon van, cong van, can van

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) or (tieng anh)) - canh doanh ((cua thuong) OR (cua truong)) con van phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (tieng anh)) - canh doanh ((cua thuong) OR (cua truong)) con van phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) or (tieng anh)) - canh doanh ((cua thuong) OR (cua truong)) con van phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) or (tieng anh)) - canh doanh ((cua thuong) OR (cua truong)) con van phan cau*.