Perhaps you should try some spelling variations:
thiet danh » thien danh, thien anh, thien dang
hanh tranh » canh tranh, lanh tranh, nhanh thanh
hanh trinh » canh tranh, hanh chinh
hanh trang » thanh trung, canh tranh, minh trang
trung cong » truong cong, trong cong, trung uong
hoc thiet » hoc thieu, hoc thuyet, hoc hien
cua trung » cua truong, xuan trung, cua nhung
cong dan » cong san, cong tan, huong dan
dan than » dan chan, ban than, van than
than ban » thanh ban, toan ban, than man

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 tranh) or (hanh trinh))) or (hanh trang)) cua trung cong dan than ban~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thiet danh - ((((hanh tranh) OR (hanh trinh))) OR (hanh trang)) cua trung cong dan than ban.
• Adding a wildcard symbol may retrieve word variants: hoc thiet danh - ((((hanh tranh) or (hanh trinh))) or (hanh trang)) cua trung cong dan than ban*.