Perhaps you should try some spelling variations:
theo chieu » theo tieu, ho chieu, theo chu
chieu sach » chinh sach, chiet tach, chieu sang
luan chinh » luan chi, hoan chinh, luat hinh
cong hach » cong sach, cong thanh, cong khanh
hach toan » thanh toan, manh toan
toan tap » toan ban
ha dong » hoat dong, van dong

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo chieu sach - ha dong ((luan chung) OR (luan chinh)) cong hach toan tap~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "theo chieu sach - ha dong ((luan chung) OR (luan chinh)) cong hach toan tap".
• Adding a wildcard symbol may retrieve word variants: theo chieu sach - ha dong ((luan chung) OR (luan chinh)) cong hach toan tap*.