Perhaps you should try some spelling variations:
chieu xanh » chieu sach, chieu sang, chieu tinh
doi chieu » doc hieu, doi chi, ho chieu
chinh cua » chinh ca, chinh sua, hinh cua
trong ban » trong san, trong tan, trong quan
cua dung » cua dang, cua dong, qua dung
toan cao » toan tap
toan ban » van ban

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 chinh cua dung trong ban ((toan cao) or (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu xanh - hanh chinh cua dung trong ban ((toan cao) OR (toan ban)).
• Adding a wildcard symbol may retrieve word variants: doi chieu xanh - hanh chinh cua dung trong ban ((toan cao) or (toan ban))*.