Perhaps you should try some spelling variations:
nghien cua » nghien cuu, nghiep cua, nghiep vua
canh thoi » cach thoi, hanh thoi, anh tho
van thanh » ban thanh, van tuan
thanh dan » thanh san, thanh van, thanh dat
thu canh » thuc hanh, thu cong, thu ban
thoi dap » hoi dap, thoi dai, thi dap
mot hoc » mon hoc, mo hoc, mot goc
hoi van » hoi va, hoi dan, hai van
hoc xa » hoc ma
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: thu canh thoi dap, nghien cua mot hoc ((doanh khoa) or (toan khoa)) hoc xa hoi van thanh dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thu canh thoi dap, nghien cua mot hoc ((doanh khoa) OR (toan khoa)) hoc xa hoi van thanh dan.
• Adding a wildcard symbol may retrieve word variants: thu canh thoi dap, nghien cua mot hoc ((doanh khoa) or (toan khoa)) hoc xa hoi van thanh dan*.