Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
trinh toan » trinh han, trinh quan, trinh hoa
thanh toan » thanh hoa, thanh san
tang luan » dung luan
luan dung » lan dung, luan dong, luan hung
dung cong » dung trong
ho chieu » theo chieu, hoc thieu, doi chieu
anh tang » anh bang, anh dang, anh nang

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 - anh tang luan dung cong ((trinh toan) or (((thanh toan) OR (tinh toan)))) tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chieu sach - anh tang luan dung cong ((trinh toan) OR (((thanh toan) OR (tinh toan)))) tap*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho chieu sach - anh tang luan dung cong ((trinh toan) or (((thanh toan) OR (tinh toan)))) tap*".