Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
canh trinh » canh tranh, hanh trinh, canh tinh
luat chung » luan chung, luat thuong, cua chung
vuong van » duong van, luong van, vung van
muong van » duong van, luong van, muong va
ho chieu » theo chieu, hoc thieu, doi chieu
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: ho chieu sach - canh trinh luat chung ((vuong van) or (muong van)) toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh trinh luat chung ((vuong van) OR (muong van)) toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh trinh luat chung ((vuong van) or (muong van)) toan ban*.