Perhaps you should try some spelling variations:
thiet danh » thien danh, thien anh, thien dang
hoc thiet » hoc thieu, hoc thuyet, hoc hien
ngan dung » ngan hang, van dung, dan dung
dung cong » dung trong
cong ban » cong bang, cong san, cong tan
ban khan » ban than, ban nhan, ban chan
khan cap » khan ap, than cap, khoan cam

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

• Performing a fuzzy search may retrieve terms with similar spellings: hoc thiet danh - hanh chinh ngan dung cong ban khan cap~.
• Adding a wildcard symbol may retrieve word variants: hoc thiet danh - hanh chinh ngan dung cong ban khan cap*.