Perhaps you should try some spelling variations:
thieu xanh » thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hieu manh » hieu nganh, dieu hanh, hien hanh
tranh cua » doanh cua, manh cua
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
phan cau » phan dau, phan cac, phan tu

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 (chieu xanh))) or (hieu manh)) - canh tranh cua dung cong tan phan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((((thieu xanh) OR (chieu xanh))) OR (hieu manh)) - canh tranh cua dung cong tan phan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((((thieu xanh) OR (chieu xanh))) or (hieu manh)) - canh tranh cua dung cong tan phan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((((thieu xanh) OR (chieu xanh))) or (hieu manh)) - canh tranh cua dung cong tan phan cau*.