Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
cu truong » cua truong, cau truong, vu truong
hoi hieu » hoi phieu, hoi tieu, moi hieu
cong tac » cong ty
tac toan » tap toan, tam toan, hach toan
toan cau » toan cao, toan ban, toan tap
ho hieu » ho chieu, nho hieu, co hieu
cong cu » chung cu

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: "((ho hieu) OR (hoi hieu)) lang - thanh cong cu truong cong tac toan cau~".
• Adding a wildcard symbol may retrieve word variants: ((ho hieu) OR (hoi hieu)) lang - thanh cong cu truong cong tac toan cau*.