Perhaps you should try some spelling variations:
hanh tang » hanh trang, anh tang, hanh mang
dung cong » dung trong
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
cong san » cong tac
chan cau » can cau, chinh cau, nhanh cau
phan cau » phan dau, phan cac, phan tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((30 trieu) or (25 trieu)) tinh - hanh tang cua dung cong san ((chan cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((30 trieu) OR (25 trieu)) tinh - hanh tang cua dung cong san ((chan cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ((30 trieu) or (25 trieu)) tinh - hanh tang cua dung cong san ((chan cau) or (phan cau))*.