Perhaps you should try some spelling variations:
truong cong » trong cong, truong dong, truong long
cua truong » cua trung, xuan truong, cac truong
hieu lang » chieu sang, hieu quang, nhieu tang
cong cua » cong cu, dong cua, huong cua
cong tac » cong ty
toan cau » toan ban, toan tap, toan tai
toan cao » toan ban, toan tap
ho hieu » ho chieu, hoi hieu, nho hieu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho hieu lang - thanh cong cua truong cong tac ((toan cau) OR (toan cao))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho hieu lang - thanh cong cua truong cong tac ((toan cau) OR (toan cao))".
• Adding a wildcard symbol may retrieve word variants: ho hieu lang - thanh cong cua truong cong tac ((toan cau) OR (toan cao))*.