Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
chiet tach » chieu sach
thu phuong » thi phuong, thu huong, theo phuong
tranh cua » doanh cua, manh cua
manh toan » thanh toan, anh tuan, tinh toan
ho chiet » ho chieu, ho thiet, hoc thiet
dan toan » van toan, dan than, xuan toan

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - canh tranh cua ((nhung phuong) or (thu phuong)) ((dan toan) or (manh toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh tranh cua ((nhung phuong) OR (thu phuong)) ((dan toan) OR (manh toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh tranh cua ((nhung phuong) or (thu phuong)) ((dan toan) or (manh toan)) cau*.