Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
chiet tach » chieu sach
hieu lang » chieu sang, hieu quang, nhieu tang
tranh cua » doanh cua, manh cua
dung cong » dung trong
cong toan » cong tan, cong hoan, cong tuan
toan phan » thanh phan, toan ban, hoa phan
cua dung » cua dang, cua dong, qua dung

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 (((hieu lang) or (chiet tach)))) - canh tranh cua dung cong toan phan tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (((hieu lang) OR (chiet tach)))) - canh tranh cua dung cong toan phan tu.
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (((hieu lang) or (chiet tach)))) - canh tranh cua dung cong toan phan tu*.