Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thanh tung » thanh cong
chong cong » cong cong, thong cong, cuong cong
doi chieu » doc hieu, doi chi, mot chieu
tac chong » cac chuong, cac cong, cac chung
tung tac » tuong tac, ung tac, trung tam
cong tac » cong ty
tac phan » tac pham, tai phan, tac phat

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

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu xanh - thanh tung tac chong cong tac phan tu~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh tung tac chong cong tac phan tu*.