Perhaps you should try some spelling variations:
thanh trung » thanh tung
thiet tach » chiet tach, thien hach, thuat tach
hoc thiet » hoc thieu, hoc thuyet, hoc hien
nhan cach » phan cac
cua dang » cua cong
cong dan » cong san, cong tan, huong dan
dan nhan » danh nhan, dan chan, van nhan

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 tach - thanh trung ((cua dang) or (cua ban)) cong dan nhan cach~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc thiet tach - thanh trung ((cua dang) OR (cua ban)) cong dan nhan cach.
• Adding a wildcard symbol may retrieve word variants: hoc thiet tach - thanh trung ((cua dang) or (cua ban)) cong dan nhan cach*.