Perhaps you should try some spelling variations:
dung thoi » dung thi, dung toi, dung thuoc
thoi lien » thoai lien, thi lien, thoi hien
thiet thu » thi thu, thien tu, thiet yeu
ban dung » van dung, dan dung, tan dung
lien dat » mien dat, tien dat, lieu data
dat luan » dan luan, dau luan, dat quang
thu kinh » thu minh, thuat kinh, nha kinh
toan » tran

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

• Performing a fuzzy search may retrieve terms with similar spellings: ban dung thoi lien dat luan thiet thu kinh ((doanh khoa) OR (toan khoa)) than~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ban dung thoi lien dat luan thiet thu kinh ((doanh khoa) OR (toan khoa)) than".
• Adding a wildcard symbol may retrieve word variants: ban dung thoi lien dat luan thiet thu kinh ((doanh khoa) OR (toan khoa)) than*.