Perhaps you should try some spelling variations:
hanh trinh » hanh chinh
bien tinh » bi tinh, yen tinh, diep tinh
cua dung » cua dang, cua dong, qua dung
cong tan » cong san, cong thanh, cong ty
cong tac » cong ty
ho bien » pho bien, hoa bien, so bien
ran cau » van cau, ban cau, can cau

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho bien tinh - ((hanh trinh) or (canh tranh)) cua dung ((cong tan) or (cong tac)) ran cau~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho bien tinh - ((hanh trinh) OR (canh tranh)) cua dung ((cong tan) OR (cong tac)) ran cau.
• Adding a wildcard symbol may retrieve word variants: ho bien tinh - ((hanh trinh) or (canh tranh)) cua dung ((cong tan) or (cong tac)) ran cau*.