Perhaps you should try some spelling variations:
chiet tach » chieu sach
thanh tung » thanh cong
thong cong » trong cong, tong cong, thong thong
tung tuan » trung tuan, hung tuan, quang tuan
dang cong » dung cong
sang phan » sang than, nang phan, quang phan
ho chiet » ho chieu, ho thiet, hoc thiet
san phan » san pham, van phan, sat phan

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: ho chiet tach - thanh tung tuan ((thong cong) OR (dang cong)) ((sang phan) OR (san phan)) cau~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chiet tach - thanh tung tuan ((thong cong) or (dang cong)) ((sang phan) OR (san phan)) cau~".
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - thanh tung tuan ((thong cong) or (dang cong)) ((sang phan) OR (san phan)) cau*.