Perhaps you should try some spelling variations:
tien thanh » tran thanh, den thanh
thanh dung » thanh duong, thanh tung, thanh hung
nhung cong » dung cong, thong cong, hang cong
cua nhung » va nhung
dung cua » dung luan, dung cho
cong ban » cong bang, cong san, cong tan
ban than » ban thanh, van thanh, ban hang
than cac » thanh cac, phan cac, thac cac

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

• Performing a fuzzy search may retrieve terms with similar spellings: theo ((tien thanh) or (tien thinh)) - thanh dung cua nhung cong ban than cac~.
• If you are trying to use Boolean operators, they must be ALL CAPS: theo ((tien thanh) OR (tien thinh)) - thanh dung cua nhung cong ban than cac.
• Adding a wildcard symbol may retrieve word variants: theo ((tien thanh) or (tien thinh)) - thanh dung cua nhung cong ban than cac*.