Perhaps you should try some spelling variations:
trong thuong » thong thuong, trong tuong, cong thuong
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
canh doanh » hanh doanh, chinh doanh, doanh doanh
doanh cua » doanh luan
cua trong » cua truong, cua trung, qua trong
manh toan » thanh toan, anh tuan, tinh toan
van than » van thanh, van thang, van tuan

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua trong thuong ((manh toan) or (van than)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua trong thuong ((manh toan) OR (van than)) cao*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu xanh) OR (chieu sang)) - canh doanh cua trong thuong ((manh toan) or (van than)) cao*".