Perhaps you should try some spelling variations:
hanh tranh » hanh trinh, hanh trang, lanh tranh
hien minh » thien minh, lien minh, tien minh
dung cong » dung trong
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
toan tap » toan ban
toan cao » toan 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 hien minh - ((hanh tranh) or (canh tranh)) cua dung cong dan ((toan tap) or (toan cao))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: hoc hien minh - ((hanh tranh) OR (canh tranh)) cua dung cong dan ((toan tap) OR (toan cao)).
• Adding a wildcard symbol may retrieve word variants: hoc hien minh - ((hanh tranh) or (canh tranh)) cua dung cong dan ((toan tap) or (toan cao))*.