Perhaps you should try some spelling variations:
chiet tach » chieu sach
nhung cong » dung cong, thong cong, hang cong
tang luan » dung luan
cong manh » cong danh, duong manh, cong thanh
manh toan » thanh toan, anh tuan, tinh toan
ho chiet » ho chieu, ho thiet, hoc thiet
tang cua » mang cua, hang cua, thong cua
toan ban » van ban

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 ((tang cua) or (tang luan)) nhung cong manh toan ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho chiet tach - hanh ((tang cua) OR (tang luan)) nhung cong manh toan ban.
• Adding a wildcard symbol may retrieve word variants: ho chiet tach - hanh ((tang cua) or (tang luan)) nhung cong manh toan ban*.