Perhaps you should try some spelling variations:
hanh tranh » hanh trinh, hanh trang, lanh tranh
kieu tinh » lieu tinh, trieu tinh, diep tinh
dung cong » dung trong
thi kieu » thi kiem, thi dieu, thi kim
cua dung » cua dang, cua dong, qua dung
cong dan » cong san, cong tan, huong dan
dan toan » van toan, dan than, manh toan
toan cao » toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: thi kieu tinh - ((hanh tranh) or (canh tranh)) cua dung cong dan toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thi kieu tinh - ((hanh tranh) OR (canh tranh)) cua dung cong dan toan cao.
• Adding a wildcard symbol may retrieve word variants: thi kieu tinh - ((hanh tranh) or (canh tranh)) cua dung cong dan toan cao*.