Perhaps you should try some spelling variations:
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
tranh cua » doanh cua, manh cua
cua nhung » va nhung
ho chiet » ho chieu, ho thiet, hoc thiet
cong tac » cong ty
toan tai » doanh tai, toan cao, von tai
toan ban » van ban

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 cong tac ((toan tai) or (((toan tap) or (toan ban))))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - canh tranh cua nhung cong tac ((toan tai) OR (((toan tap) OR (toan ban)))).
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - canh tranh cua nhung cong tac ((toan tai) or (((toan tap) or (toan ban))))*.