Perhaps you should try some spelling variations:
thanh trung » thanh tung
nhung dung » phuong dung, ung dung, thong dung
trung cua » truong cua, trung tuan, trung cap
cua nhung » va nhung
dung manh » duong manh, dung danh, hung manh
30 trieu » 25 trieu
toan cau » toan cao, toan ban, toan tap

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

• Performing a fuzzy search may retrieve terms with similar spellings: 30 trieu tinh - thanh trung cua nhung dung manh ((toan cau) or (van ban))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: 30 trieu tinh - thanh trung cua nhung dung manh ((toan cau) OR (van ban)).
• Adding a wildcard symbol may retrieve word variants: 30 trieu tinh - thanh trung cua nhung dung manh ((toan cau) or (van ban))*.