Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
tang luan » dung luan
hang tong » hang thong, han tong, hang nong
tong dinh » tuong dinh, tong minh, truong dinh
ho chieu » theo chieu, hoc thieu, doi chieu
mang cua » manh cua, dung cua, ban cua
dinh van » sinh vat

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 ((tang luan) or (mang cua)) hang tong dinh van ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh ((tang luan) OR (mang cua)) hang tong dinh van ban.
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh ((tang luan) or (mang cua)) hang tong dinh van ban*.