Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
cong thanh » dong thanh, cong trinh, truong thanh
tranh cua » doanh cua, manh cua
cua hang » cua dang, cua nhung, cua cong
cong tan » cong tac, cong san, cong ty
pham ca » pham can, pham ma, pham va

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 xanh) OR (chieu sang)) - canh tranh cua hang ((cong thanh) or (cong tan)) pham ca~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chieu sang)) - canh tranh cua hang ((cong thanh) OR (cong tan)) pham ca.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) OR (chieu sang)) - canh tranh cua hang ((cong thanh) or (cong tan)) pham ca".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) OR (chieu sang)) - canh tranh cua hang ((cong thanh) or (cong tan)) pham ca*.