Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
quang hung » quang dung, quang phuong, quang trung
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
cong van » cong vang, cong san, song van
van toan » van tuan, van tan, van thanh
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: ho chieu sach - hanh chinh ((quang hung) or (cua nhung)) cong van toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh chinh ((quang hung) OR (cua nhung)) cong van toan cau.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh chinh ((quang hung) or (cua nhung)) cong van toan cau*.