Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
canh trang » canh tranh, hanh trang, banh trang
va phuong » va thuong, cac phuong
va thong » va thuong, he thong, va cong
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat
phan lap » phan dau

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 (chinh sach)) - canh trang ((va thong) OR (va phuong)) cong tac phan lap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chieu xanh) OR (chinh sach)) - canh trang ((va thong) OR (va phuong)) cong tac phan lap.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho ((chieu xanh) or (chinh sach)) - canh trang ((va thong) OR (va phuong)) cong tac phan lap".
• Adding a wildcard symbol may retrieve word variants: ho ((chieu xanh) or (chinh sach)) - canh trang ((va thong) OR (va phuong)) cong tac phan lap*.