Perhaps you should try some spelling variations:
thanh trung » thanh tung
cong thanh » dong thanh, cong trinh, cong tan
bien tinh » bi tinh, yen tinh, diep tinh
thanh pha » thanh phan, thanh pham, thanh pho
cua dung » cua dang, qua dung, cua rung
cua dong » chua dong, cua cong, cua dang
ho bien » pho bien, hoa bien, so bien
pha tap » pham tai

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 - thanh trung ((cua dung) or (cua dong)) cong thanh pha tap~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho bien tinh - thanh trung ((cua dung) OR (cua dong)) cong thanh pha tap.
• Adding a wildcard symbol may retrieve word variants: ho bien tinh - thanh trung ((cua dung) or (cua dong)) cong thanh pha tap*.