Perhaps you should try some spelling variations:
phuong cong » phuong dong, phong cong, phung cong
chieu xanh » chieu sach, chieu sang, chieu tinh
cua phuong » cuu phuong, cuc phuong, luan phuong
doi chieu » doc hieu, doi chi, mot chieu
cong cua » cong cu, dong cua, huong cua
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 cong cua phuong cong tac phan tu~.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - thanh cong cua phuong cong tac phan tu*.