Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tranh cua » doanh cua
dang cong » dung cong
ho chieu » theo chieu, hoc thieu, doi chieu
manh cua » doanh cua, ban cua
cong san » cong tac
chat cao » chat co, chat cho, chat bao

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 ((tranh cua) OR (manh cua)) dang cong san ((chat va) or (chat cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - canh ((tranh cua) OR (manh cua)) dang cong san ((chat va) OR (chat cao)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - canh ((tranh cua) OR (manh cua)) dang cong san ((chat va) or (chat cao))".
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - canh ((tranh cua) OR (manh cua)) dang cong san ((chat va) or (chat cao))*.