Perhaps you should try some spelling variations:
thanh trung » thanh tung
trung cua » truong cua, trung tuan, trung cap
dung hung » dung chung, dung nhung, dung huong
thanh lap » thanh san, phan lap, thanh hai
ho trieu » mot trieu, 25 trieu, ho chieu
30 trieu » 25 trieu
cua dung » cua dang, cua dong, qua dung
hung ban » hang ban, hong ban, hung dan
than cao » toan cao, thai cao, than cap

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) OR (30 trieu)) tinh - thanh trung cua dung hung ban ((than cao) or (thanh lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((ho trieu) OR (30 trieu)) tinh - thanh trung cua dung hung ban ((than cao) OR (thanh lap)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((ho trieu) OR (30 trieu)) tinh - thanh trung cua dung hung ban ((than cao) or (thanh lap))".
• Adding a wildcard symbol may retrieve word variants: ((ho trieu) OR (30 trieu)) tinh - thanh trung cua dung hung ban ((than cao) or (thanh lap))*.