Perhaps you should try some spelling variations:
chieu xanh » chieu sang, chieu tinh, hieu manh
chieu sach » chinh sach, chiet tach, chieu sang
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban
toan tap » toan ban

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

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