Perhaps you should try some spelling variations:
quan nhung » qua nhung, cua nhung, luan chung
nhung cong » dung cong, thong cong, hang cong
tang quan » tang luan, nang quan, tong quan
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
anh tang » anh bang, anh dang, anh nang
cong tan » cong tac, cong san, cong thanh
toan cao » toan ban, toan tap

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

• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - anh tang quan nhung cong tan ((toan cao) OR (van ban))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (30 trieu)) tinh - anh tang quan nhung cong tan ((toan cao) or (van ban))~".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (30 trieu)) tinh - anh tang quan nhung cong tan ((toan cao) or (van ban))*.