Perhaps you should try some spelling variations:
chiet tach » chieu sach
hanh trinh » canh tranh, hanh chinh
khong cang » thong cong, hong bang, khong dung
trinh cua » tinh cua, trinh luat, trinh quan
cua khong » hua khong, cua phuong, cua thuong
sang toan » sang than, quang toan, sang tao
dang toan » dang tran, dan toan, dung toan
ho chiet » ho chieu, ho thiet, hoc thiet

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho chiet tach - hanh trinh cua khong cang ((sang toan) or (dang toan)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh trinh cua khong cang ((sang toan) OR (dang toan)) cau.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh trinh cua khong cang ((sang toan) or (dang toan)) cau*.