Perhaps you should try some spelling variations:
chieu sach » chiet tach, chieu sang, chieu xanh
tranh nam » thanh nam, tranh lam, tinh nam
dinh long » dinh luong, dinh hong, dinh lang
long manh » luong manh, long banh, duong manh
manh toan » thanh toan, anh tuan, tinh 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: hoc ((chieu sach) or (chinh sach)) - canh tranh nam dinh long manh toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chinh sach)) - canh tranh nam dinh long manh toan cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) or (chinh sach)) - canh tranh nam dinh long manh toan cau*.