Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
doanh khoa » toan khoa
hanh thoi » hanh thuoc, nhanh thai, hanh noi
tran khoa » toan khoa, san khoa, nhan khoa
thoi dap » hoi dap, thoi dai, thi dap
van phan » van phong, van thanh, luan phan
phan dan » phan dang, phan dau, nhan dan
mot hoc » mon hoc, mo hoc, mot goc
hoi van » hoi va, hoi dan, hai van
hoc xa » hoc ma
thuc » thu

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuc hanh thoi dap, nghien cua mot hoc ((doanh khoa) or (tran khoa)) hoc xa hoi van phan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuc hanh thoi dap, nghien cua mot hoc ((doanh khoa) OR (tran khoa)) hoc xa hoi van phan dan.
• Adding a wildcard symbol may retrieve word variants: thuc hanh thoi dap, nghien cua mot hoc ((doanh khoa) or (tran khoa)) hoc xa hoi van phan dan*.