Perhaps you should try some spelling variations:
chiet tach » chieu sach
chieu tinh » lieu tinh, chau tinh, kieu tinh
hanh dung » thanh dung, anh dung, hanh dong
dung cong » dung trong
dung cua » dung luan, dung cho
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
san phan » san pham, van phan, sat phan

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) or (((chieu tinh) or (trieu tinh)))) - hanh dung cua dung cong san phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chiet tach) OR (((chieu tinh) OR (trieu tinh)))) - hanh dung cua dung cong san phan tu.
• Adding a wildcard symbol may retrieve word variants: ho ((chiet tach) or (((chieu tinh) or (trieu tinh)))) - hanh dung cua dung cong san phan tu*.