Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
trong tuan » trong quan, trung tuan, trong tan
doi chieu » doc hieu, doi chi, ho chieu
thong tun » thong tin, thong trung, thong tuyen
trong san » trong cac, cong san, dong san
thong tu » phong tuc, thong tin, thong ke
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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 - hanh ((((trong tuan) or (thong tu))) or (thong tun)) dung trong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh ((((trong tuan) OR (thong tu))) OR (thong tun)) dung trong san toan cau.
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh ((((trong tuan) or (thong tu))) or (thong tun)) dung trong san toan cau*.