Perhaps you should try some spelling variations:
thanh trung » thanh tung
cua truong » cua trung, xuan truong, cac truong
cong thanh » dong thanh, cong trinh, cong tan
thanh than » thanh thanh, thanh thang, thanh toan
hien hanh » dieu hanh
cua thong » cua thuong, cua khong, cua tong
than cau » toan cau, phan cau, than cap

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc ((hien hanh) or (thi thanh)) - thanh trung ((cua thong) or (cua truong)) cong thanh than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc ((hien hanh) OR (thi thanh)) - thanh trung ((cua thong) OR (cua truong)) cong thanh than cau.
• Adding a wildcard symbol may retrieve word variants: hoc ((hien hanh) or (thi thanh)) - thanh trung ((cua thong) or (cua truong)) cong thanh than cau*.