Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
tien anh » tieng anh, tien manh, dien anh
trung ha » trung hoc, trung tam, trung cap
ha nhung » hoa nhung, hay nhung, pha nhung
cong dan » cong san, cong tan, huong dan
than cap » khan cap, thanh lap, thanh cac
phan cau » phan dau, phan cac, phan tu

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