Perhaps you should try some spelling variations:
cong thanh » dong thanh, cong trinh, cong tan
quan dung » quang dung, quan duong, qua dung
ho trieu » mot trieu, 25 trieu, 30 trieu
ban quan » van quan
cong tac » cong ty
tran cau » tran chau, toan cau, tra cau
anh ban » anh bang, anh bai, anh van
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 trieu tinh - anh ban quan dung ((cong tac) or (cong thanh)) ((tran cau) or (ran cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - anh ban quan dung ((cong tac) OR (cong thanh)) ((tran cau) OR (ran cau)).
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - anh ban quan dung ((cong tac) or (cong thanh)) ((tran cau) or (ran cau))*.