Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu tinh, hieu manh
chieu sang » chieu sach, hieu lang, nhieu tang
hieu cach » hieu cac, chieu sach, hieu ca
cua trong » cua truong, cua trung, qua trong
hanh ban » thanh ban, hang ban, hanh san
cong tan » cong tac, cong san, cong thanh
tan phan » toan phan, than phan, van phan
ban cua » ban quan

You may be able to get more results by adjusting your search query.

• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((hieu cach) OR (((chieu sang) OR (chieu xanh)))) - hanh ban cua trong cong tan phan tu~.
• Adding a wildcard symbol may retrieve word variants: theo ((hieu cach) or (((chieu sang) or (chieu xanh)))) - hanh ban cua trong cong tan phan tu*.