Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
manh trung » manh tung, thanh trung, manh hung
cong quang » luong quang, thong quang, duong quang
doi chieu » doc hieu, doi chi, ho chieu
trung cua » truong cua, trung tuan, trung cap
cua hang » cua dang, cua nhung, cua cong
cong san » cong tac
toan cau » toan cao, toan tap, toan tai
toan ban » van 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 - manh trung cua hang ((cong san) or (cong quang)) ((toan cau) OR (toan ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - manh trung cua hang ((cong san) OR (cong quang)) ((toan cau) OR (toan ban)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - manh trung cua hang ((cong san) or (cong quang)) ((toan cau) OR (toan ban))".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - manh trung cua hang ((cong san) or (cong quang)) ((toan cau) OR (toan ban))*.