Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
ho chieu » theo chieu, hoc thieu, doi chieu
canh ban » can ban, canh van, doanh ban
canh dan » canh van, sanh dan, thanh dan
cong van » cong vang, cong san, song van
toan cau » toan ban, toan tap, toan tai
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 - ((canh ban) OR (canh dan)) cua nhung cong van ((toan cau) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - ((canh ban) OR (canh dan)) cua nhung cong van ((toan cau) OR (toan cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - ((canh ban) OR (canh dan)) cua nhung cong van ((toan cau) or (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - ((canh ban) OR (canh dan)) cua nhung cong van ((toan cau) or (toan cao))*.