Perhaps you should try some spelling variations:
thieu xanh » hieu manh, thien anh, thien danh
chieu xanh » chieu sach, chieu sang, chieu tinh
hanh tranh » canh tranh, hanh trinh, hanh trang
cho thuong » cho truong, cho chuong, cao thuong
ca thuong » cao thuong, cua thuong, va thuong
dong tan » duong tan, dong tai, dong san
tan toan » tan tran, tap toan, van toan
toan cau » toan cao, toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: toc ((thieu xanh) OR (chieu xanh)) - hanh tranh ((ca thuong) OR (cho thuong)) dong tan toan cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "toc ((thieu xanh) OR (chieu xanh)) - hanh tranh ((ca thuong) or (cho thuong)) dong tan toan cau~".
• Adding a wildcard symbol may retrieve word variants: toc ((thieu xanh) OR (chieu xanh)) - hanh tranh ((ca thuong) or (cho thuong)) dong tan toan cau*.