Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
doi chieu » doc hieu, doi chi, ho chieu
hanh tram » hanh tam, hanh trang, thanh tran
trong san » cong san, dong san, trong ca
thanh cac » hanh cac, thanh bac, thanh ca
tram van » tran van, tam van, trang van
van dung » van dong, xay dung, tin dung
toan tap » toan ban

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: doi chieu sach - hanh tram van dung ((trong san) or (trong cac)) ((thanh cac) or (toan tap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh tram van dung ((trong san) OR (trong cac)) ((thanh cac) OR (toan tap)).
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh tram van dung ((trong san) or (trong cac)) ((thanh cac) or (toan tap))*.