Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
thong cong » trong cong, tong cong, thong thong
doi chieu » doc hieu, doi chi, ho chieu
tranh cua » doanh cua, manh cua
cua thong » cua thuong, cua khong, cua tong
toan phan » thanh phan, toan ban, hoa phan
tan phan » than phan, van phan, tin phan
tai phan » tai thanh, tai phong, tai ngan

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 - canh tranh cua thong cong ((((tan phan) OR (tai phan))) or (toan phan)) tu~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - canh tranh cua thong cong ((((tan phan) OR (tai phan))) OR (toan phan)) tu*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu xanh - canh tranh cua thong cong ((((tan phan) OR (tai phan))) or (toan phan)) tu*".