Perhaps you should try some spelling variations:
chieu sang » chieu sach, chieu xanh, nhieu tang
hieu lang » hieu quang, nhieu tang, hieu van
hanh phan » thanh phan, anh phan, hanh han
phan chua » phan nhua, nhan chua, phap chua
chua dong » cua dong, ha dong, huy dong
cong tac » cong ty
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: cho ((hieu lang) or (chieu sang)) - hanh phan chua dong ((cong san) OR (cong tac)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: cho ((hieu lang) OR (chieu sang)) - hanh phan chua dong ((cong san) OR (cong tac)) toan ban.
• The words AND, OR and NOT may confuse the search; try adding quotes: "cho ((hieu lang) or (chieu sang)) - hanh phan chua dong ((cong san) OR (cong tac)) toan ban".
• Adding a wildcard symbol may retrieve word variants: cho ((hieu lang) or (chieu sang)) - hanh phan chua dong ((cong san) OR (cong tac)) toan ban*.