Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thong cong » trong cong, tong cong, thong thong
hanh tang » hanh trang, anh tang, hanh mang
nhung don » nhung van, nhung bo
ho chieu » theo chieu, hoc thieu, doi chieu
tang cua » mang cua, hang cua, tang luan
toan tap » toan ban
han tap » han tai, nhan tai, nhan tao

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 cua ((nhung don) or (thong cong)) tuan ((han tap) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - hanh tang cua ((nhung don) OR (thong cong)) tuan ((han tap) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: ho chieu sach - hanh tang cua ((nhung don) or (thong cong)) tuan ((han tap) or (toan tap))*.