Perhaps you should try some spelling variations:
truong cong » trong cong, truong long, truong chung
truong dong » trong dong, truong dang, tuong dong
chieu sach » chinh sach, chieu sang, chieu xanh
tranh cua » doanh cua, manh cua
tan toan » tan tran, tap toan, van 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 (chiet tach)) - canh tranh cua ((truong cong) or (truong dong)) tan toan cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((chieu sach) OR (chiet tach)) - canh tranh cua ((truong cong) OR (truong dong)) tan toan cau.
• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((chieu sach) OR (chiet tach)) - canh tranh cua ((truong cong) or (truong dong)) tan toan cau".
• Adding a wildcard symbol may retrieve word variants: hoc ((chieu sach) OR (chiet tach)) - canh tranh cua ((truong cong) or (truong dong)) tan toan cau*.