Perhaps you should try some spelling variations:
chieu tinh » lieu tinh, chau tinh, kieu tinh
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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: cho ((chuc nang) OR (((chieu tinh) OR (trieu tinh)))) - canh tranh cua hang cong dan than ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((chuc nang) or (((chieu tinh) OR (trieu tinh)))) - canh tranh cua hang cong dan than ban~".
• Adding a wildcard symbol may retrieve word variants: cho ((chuc nang) or (((chieu tinh) OR (trieu tinh)))) - canh tranh cua hang cong dan than ban*.