Perhaps you should try some spelling variations:
nhung phuong » dung phuong, nhu phuong, truong phuong
phuong dung » thong dung, cuong dung, phuong hoang
theo chieu » ho chieu, theo chu, thi chieu
thanh tran » thanh trang, thanh toan, thanh tra
tran van » luan van
van toan » van tuan, van tan, van thanh
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: ((theo chieu) OR (theo tieu)) sang - thanh tran van ((nhung phuong) or (phuong dung)) van toan cao~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((theo chieu) OR (theo tieu)) sang - thanh tran van ((nhung phuong) OR (phuong dung)) van toan cao.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((theo chieu) OR (theo tieu)) sang - thanh tran van ((nhung phuong) or (phuong dung)) van toan cao".
• Adding a wildcard symbol may retrieve word variants: ((theo chieu) OR (theo tieu)) sang - thanh tran van ((nhung phuong) or (phuong dung)) van toan cao*.