Perhaps you should try some spelling variations:
doanh khoa » toan khoa
hoc doanh » hoa doanh, hoc danh, hoc dan
thu cach » thuc cach, thu canh, tu cach
cach hoc » cach thuc, cach thoi, dich hoc
van luan » van quan, van tuan, von luan
luan san » luan van, luan hoan, luan phan
cuu mon » cuu mo, cuu mot, cuu cong
mon hoc » toan hoc, dong hoc
hoi van » hoi va, hoi dan, hai van

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

• Performing a fuzzy search may retrieve terms with similar spellings: thu cach hoc tap, nghien cuu mon hoc doanh khoa ((hoc xa) OR (hoc ma)) hoi van luan san~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thu cach hoc tap, nghien cuu mon hoc doanh khoa ((hoc xa) OR (hoc ma)) hoi van luan san".
• Adding a wildcard symbol may retrieve word variants: thu cach hoc tap, nghien cuu mon hoc doanh khoa ((hoc xa) OR (hoc ma)) hoi van luan san*.