Perhaps you should try some spelling variations:
hanh sinh » hanh tinh, hanh dinh, hinh sinh
hinh kinh » hinh dinh, trinh kinh, hinh anh
dung cong » dung trong
ho trieu » mot trieu, 25 trieu, 30 trieu
cua dung » cua dang, cua dong, qua dung
cong tan » cong tac, cong san, cong thanh
tran cau » tran chau, toan cau, tra cau
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 - ((hanh sinh) or (hinh kinh)) cua dung cong tan ((tran cau) OR (ran cau))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho trieu tinh - ((hanh sinh) OR (hinh kinh)) cua dung cong tan ((tran cau) OR (ran cau)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "ho trieu tinh - ((hanh sinh) or (hinh kinh)) cua dung cong tan ((tran cau) OR (ran cau))".
• Adding a wildcard symbol may retrieve word variants: ho trieu tinh - ((hanh sinh) or (hinh kinh)) cua dung cong tan ((tran cau) OR (ran cau))*.