Perhaps you should try some spelling variations:
thanh trung » thanh tung
tuan truong » xuan truong, tuan trung, quang truong
trung tuan » trung thanh, trung tam, tran tuan
hien hanh » dieu hanh
cong van » cong vang, song van, cong tan
cong san » cong tac
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 - thanh trung tuan truong ((cong van) or (cong san)) than cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien hanh - thanh trung tuan truong ((cong van) OR (cong san)) than cau.
• Adding a wildcard symbol may retrieve word variants: hoc hien hanh - thanh trung tuan truong ((cong van) or (cong san)) than cau*.