Perhaps you should try some spelling variations:
hanh tranh » canh tranh, hanh trinh, hanh trang
cua thuong » cua truong, cua phuong, ca thuong
cua khong » hua khong, cua phuong, cua cong
cheo cua » cho cua, chuoi cua, co cua
cua nang » chua nang, cua dang, cua hang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » 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: cheo cua nang - hanh tranh ((cua thuong) or (cua khong)) cong tac toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cheo cua nang - hanh tranh ((cua thuong) OR (cua khong)) cong tac toan cau.
• Adding a wildcard symbol may retrieve word variants: cheo cua nang - hanh tranh ((cua thuong) or (cua khong)) cong tac toan cau*.