Perhaps you should try some spelling variations:
thanh trung » thanh tung
hien hanh » dieu hanh
trung cap » truong cao, trung tam
tong cong » trong cong, cong cong, dung cong
cap tong » cap nong, cap hoang, gap trong
dan toan » van toan, dan than, manh toan
van than » van thanh, van thang, van tuan

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 - thanh trung cap tong cong ((dan toan) or (van than)) cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - thanh trung cap tong cong ((dan toan) OR (van than)) cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh trung cap tong cong ((dan toan) or (van than)) cau*.