Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, hieu manh
chieu tinh » trieu tinh, lieu tinh, chau tinh
thuat hang » thuat hung, thuat bang, thuat nang
thuat mang » thuat bang, thuat nang, thuat trang
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan ban » van ban

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