Perhaps you should try some spelling variations:
hoc doanh » hoa doanh, hoc danh, hoc dan
doanh hoa » doanh khoa, doanh hoan, danh hoa
van thanh » ban thanh, van tuan
thoi tap » toi tap, hoc tap, hoi tai
thoi dai » hoc dai, hoi dap, hoi dan
thanh va » thanh van, hanh va, thanh ha
tu cach » tu cac
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi van » hoi va, hoi dan, hai van
hoc xa » hoc ma

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

• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach ((thoi tap) OR (thoi dai)), nghien cuu mon hoc doanh hoa hoc xa hoi van thanh va~.
• Adding a wildcard symbol may retrieve word variants: tu cach ((thoi tap) or (thoi dai)), nghien cuu mon hoc doanh hoa hoc xa hoi van thanh va*.