Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
thiet tach » thien hach, thuat tach
chiet tach » chieu sach
cua truong » cua trung, xuan truong, cac truong
tranh cua » doanh cua, manh cua
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.

• The words AND, OR and NOT may confuse the search; try adding quotes: "hoc ((thiet tach) OR (chiet tach)) - canh tranh cua truong cong san toan cau~".
• Adding a wildcard symbol may retrieve word variants: hoc ((thiet tach) OR (chiet tach)) - canh tranh cua truong cong san toan cau*.