Perhaps you should try some spelling variations:
thanh thong » thanh thuong, thanh hong, thanh thang
mot chieu » doi chieu
thong cua » thong quan, thong tu, huong cua
cua trong » cua truong, cua trung, qua trong
ho chieu » theo chieu, hoc thieu, doi chieu
cong san » cong tac
san toan » van toan, dan toan, manh toan
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((mot chieu) or (ho chieu)) sach - thanh thong cua trong cong san toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((mot chieu) OR (ho chieu)) sach - thanh thong cua trong cong san toan cau.
• Adding a wildcard symbol may retrieve word variants: ((mot chieu) or (ho chieu)) sach - thanh thong cua trong cong san toan cau*.