Perhaps you should try some spelling variations:
thieu xanh » chieu xanh, hieu manh, thien danh
dong doanh » dung doanh, trong doanh, doanh doanh
thien anh » thien danh, tien anh, thien thanh
cong doan » cong dan, cong hoan, cong san
mang cua » manh cua, dung cua, ban cua
cua dung » cua dang, cua dong, qua dung
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) OR (thien anh)) - cach mang cua dung ((cong doan) or (dong doanh)) phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((thieu xanh) OR (thien anh)) - cach mang cua dung ((cong doan) OR (dong doanh)) phan dau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thieu xanh) OR (thien anh)) - cach mang cua dung ((cong doan) or (dong doanh)) phan dau".
• Adding a wildcard symbol may retrieve word variants: hoc ((thieu xanh) OR (thien anh)) - cach mang cua dung ((cong doan) or (dong doanh)) phan dau*.