Perhaps you should try some spelling variations:
thinh sach » chinh sach, tinh sach, sinh sach
hanh tranh » canh tranh, hanh trinh, hanh trang
tranh cua » doanh cua, manh cua
hang cong » dang cong, hang nong, bang cong
cua hang » cua dang, cua nhung, cua cong
tac toan » tap toan, hach toan, tich toan
tam toan » tap toan, tam than, pham toan
tien » tieng, bien, vien

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

• Performing a fuzzy search may retrieve terms with similar spellings: tien thinh sach - hanh tranh cua hang cong ((tac toan) OR (tam toan)) ban~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tien thinh sach - hanh tranh cua hang cong ((tac toan) OR (tam toan)) ban".
• Adding a wildcard symbol may retrieve word variants: tien thinh sach - hanh tranh cua hang cong ((tac toan) OR (tam toan)) ban*.