Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh toan » thanh hoa, thanh san, tinh toan
doi chieu » doc hieu, doi chi, ho chieu
bang cong » bang song, hang cong, dung cong
dang cong » dung cong
manh toan » anh tuan, tinh toan
chinh ve » chinh va, chinh vi, chinh ke

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 chinh ve ((bang cong) or (dang cong)) ((manh toan) OR (thanh toan)) cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: doi chieu sach - hanh chinh ve ((bang cong) OR (dang cong)) ((manh toan) OR (thanh toan)) cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "doi chieu sach - hanh chinh ve ((bang cong) or (dang cong)) ((manh toan) OR (thanh toan)) cao".
• Adding a wildcard symbol may retrieve word variants: doi chieu sach - hanh chinh ve ((bang cong) or (dang cong)) ((manh toan) OR (thanh toan)) cao*.