Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
nhung huong » nhung tuong, nhung cong, nhung dung
thanh trung » thanh tung
chiet tach » chieu sach
hien tach » thien hach, vien bach, hien hanh
trung cua » truong cua, trung tuan, trung cap
ban hang » ngan hang
hang cau » hang dau, hang ca, nhung cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien tach) OR (chiet tach)) - thanh trung cua ((nhung huong) or (nhung phuong)) ban hang cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien tach) OR (chiet tach)) - thanh trung cua ((nhung huong) OR (nhung phuong)) ban hang cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((hien tach) OR (chiet tach)) - thanh trung cua ((nhung huong) or (nhung phuong)) ban hang cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((hien tach) OR (chiet tach)) - thanh trung cua ((nhung huong) or (nhung phuong)) ban hang cau*.