Perhaps you should try some spelling variations:
chieu sach » chinh sach, chiet tach, chieu sang
thanh toan » thanh hoa, thanh san, tinh toan
trong cach » trong cac, trong mach, trong canh
hoc chieu » hoc thieu, ho chieu, hoc hien
cach toan » hach toan, cach hoan, hoach toan
van dung » van dong, xay 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: hoc chieu sach - thanh toan ((van dung) OR (tin dung)) trong cach toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc chieu sach - thanh toan ((van dung) OR (tin dung)) trong cach toan tap".
• Adding a wildcard symbol may retrieve word variants: hoc chieu sach - thanh toan ((van dung) OR (tin dung)) trong cach toan tap*.