Perhaps you should try some spelling variations:
hanh trung » thanh trung, hanh trang, manh trung
trung quan » truong quan, trong quan, trung tuan
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
hien hanh » dieu hanh
dan than » dan chan, ban than, van than

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