Perhaps you should try some spelling variations:
truong cong » truong dong, truong long, truong chung
chieu xanh » chieu sach, chieu sang, chieu tinh
hoc chieu » hoc thieu, ho chieu, hoc hien
tranh cac » trinh cac, thanh cac, tranh cai
dan than » dan chan, ban than, van than
than cau » toan cau, phan cau, than cap

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: hoc chieu xanh - canh tranh cac ((truong cong) OR (trong cong)) dan than cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu xanh - canh tranh cac ((truong cong) OR (trong cong)) dan than cau".
• Adding a wildcard symbol may retrieve word variants: hoc chieu xanh - canh tranh cac ((truong cong) OR (trong cong)) dan than cau*.