Perhaps you should try some spelling variations:
thiet danh » thien danh, thien anh, thien dang
hanh trung » thanh trung, hanh trang, manh trung
hoc thiet » hoc thieu, hoc thuyet, hoc hien
trung cua » truong cua, trung tuan, trung cap
cua thong » cua thuong, cua khong, cua tong
cong dan » cong tan, huong dan, cong dong
cong san » cong tac
toan tai » toan tap, doanh tai, toan cao
toan ban » van ban

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