Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
cong dang » cong dong, cong dan, cong dung
dang toan » dang tran, dan toan, dung toan
tranh va » tranh van, trang va, trinh va
va thong » va thuong, va phuong, he thong
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 (trieu tinh)) - canh tranh va thong cong dang toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (trieu tinh)) - canh tranh va thong cong dang toan cao.
• Adding a wildcard symbol may retrieve word variants: theo ((chieu xanh) or (trieu tinh)) - canh tranh va thong cong dang toan cao*.