Perhaps you should try some spelling variations:
doi chieu » doc hieu, doi chi, mot chieu
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
ho chieu » theo chieu, hoc thieu, mot chieu
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
tan toan » tan tran, tap toan, van toan
toan ban » van ban
so lieu » so dieu

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((((ho chieu) OR (doi chieu))) or (so lieu)) tinh - canh tranh cua hang cong tan toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((ho chieu) OR (doi chieu))) OR (so lieu)) tinh - canh tranh cua hang cong tan toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((ho chieu) OR (doi chieu))) or (so lieu)) tinh - canh tranh cua hang cong tan toan ban".
• Adding a wildcard symbol may retrieve word variants: ((((ho chieu) OR (doi chieu))) or (so lieu)) tinh - canh tranh cua hang cong tan toan ban*.