Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
dung cong » dung trong
ho trieu » mot trieu, 25 trieu, 30 trieu
anh tang » anh bang, anh dang, anh nang
tang cua » mang cua, hang cua, tang luan
cua dung » cua dang, cua dong, qua dung
phan cau » phan dau, phan cac, phan tu
can cau » van cau, ban cau, ca 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 trieu tinh - anh tang cua dung cong thanh ((can cau) or (phan cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - anh tang cua dung cong thanh ((can cau) OR (phan cau)).
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - anh tang cua dung cong thanh ((can cau) or (phan cau))*.