Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
cuu thong » cuu thuong, cuu tong, cuu chong
thong hoc » thuong hoc, tuong hoc, thong hoa
hoc nganh » hoc nhanh
mach hoc » cach hoc, dich hoc, anh hoc
hoc giai » hoc giao, hoc dai, so giai
dan phan » doan phan, dan chan, van phan
phan van » pham van, thanh van, luan van
ke mach » ke hoach
hoc bai » hoc dai
hoi dan » hoa dan, hoc dan, hoi dap

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

• Performing a fuzzy search may retrieve terms with similar spellings: ke mach hoc tap, nghien cuu thong hoc nganh khoa ((hoc bai) OR (hoc giai)) hoi dan phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ke mach hoc tap, nghien cuu thong hoc nganh khoa ((hoc bai) OR (hoc giai)) hoi dan phan van".
• Adding a wildcard symbol may retrieve word variants: ke mach hoc tap, nghien cuu thong hoc nganh khoa ((hoc bai) OR (hoc giai)) hoi dan phan van*.