Perhaps you should try some spelling variations:
thanh truong » thanh trung, thanh thuong, thanh tung
chieu xanh » chieu sach, chieu sang, chieu tinh
truong cao » truong dai
nhung cong » dung cong, thong cong, hang cong
cao nhung » cho nhung, cam nhung, cao chung
cong manh » cong danh, duong manh, cong thanh
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((dieu hanh) or (chieu xanh)) - thanh truong cao nhung cong manh ((toan cau) OR (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((dieu hanh) OR (chieu xanh)) - thanh truong cao nhung cong manh ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((dieu hanh) or (chieu xanh)) - thanh truong cao nhung cong manh ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: hoc ((dieu hanh) or (chieu xanh)) - thanh truong cao nhung cong manh ((toan cau) OR (toan cao))*.