Perhaps you should try some spelling variations:
thanh dung » thanh duong, thanh tung, thanh hung
ban nguong » tin nguong, ban huong, ban tuong
nguong dan » huong dan
dung cua » dung luan, dung cho
than cap » khan cap, thanh lap, thanh cac
phan lap » phan dau
chi van » thi van, chu van

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

• Performing a fuzzy search may retrieve terms with similar spellings: ho ((chi van) or (hoi dap)) - thanh dung cua ban nguong dan ((than cap) or (phan lap))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ho ((chi van) OR (hoi dap)) - thanh dung cua ban nguong dan ((than cap) OR (phan lap)).
• Adding a wildcard symbol may retrieve word variants: ho ((chi van) or (hoi dap)) - thanh dung cua ban nguong dan ((than cap) or (phan lap))*.