Perhaps you should try some spelling variations:
cong thuong » hang thuong
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hanh huong » thanh huong, anh huong, manh huong
nong huong » cong huong, dong huong, dong thuong
thanh toan » thanh hoa, thanh san, tinh toan
huong cua » dung cua
toan cao » toan ban, toan tap

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

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