Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
tranh hoa » thanh hoa, trinh hoa, tranh ha
dung cong » dung trong
hoa dung » khoa dung, hoa duong, hoa dong
cong san » cong tac
san tan » van tan, san van, san tay
tan ban » toan ban, tang 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: theo ((chieu xanh) or (((chieu sang) OR (hieu lang)))) - canh tranh hoa dung cong san tan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((chieu xanh) OR (((chieu sang) OR (hieu lang)))) - canh tranh hoa dung cong san tan ban*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo ((chieu xanh) or (((chieu sang) OR (hieu lang)))) - canh tranh hoa dung cong san tan ban*".