Perhaps you should try some spelling variations:
chiet tach » chieu sach
cua thuong » cua phuong, ca thuong, cua huong
cua truong » cua trung, xuan truong, cac truong
ho chiet » ho chieu, ho thiet, hoc thiet
canh dan » canh van, sanh dan, thanh dan
cong san » cong tac
san phan » san pham, van phan, sat phan
phan dau » phan tu, hang dau

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 dan ((cua thuong) or (cua truong)) cong san phan dau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh dan ((cua thuong) OR (cua truong)) cong san phan dau.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh dan ((cua thuong) or (cua truong)) cong san phan dau*.