Perhaps you should try some spelling variations:
dong thuong » cong thuong, dong thong, dung thuong
nganh khong » nganh cong, nganh nong, nganh khoa
nhanh chong » thanh cong, khanh phong
cuu dong » cuu cong, cuu tong, cuu long
dac phan » dam phan, duc phan, dac nhan
phan van » pham van, thanh van, luan van
anh hoc » sinh hoc, benh hoc, hinh hoc
hoi dac » hoi dap, hoi dan, hoi dat
ke anh » le anh, ky anh, de anh
hoc xa » hoc ma

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

• Performing a fuzzy search may retrieve terms with similar spellings: ke anh hoc tap, nghien cuu dong thuong ((nganh khong) OR (nhanh chong)) hoc xa hoi dac phan van~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "ke anh hoc tap, nghien cuu dong thuong ((nganh khong) OR (nhanh chong)) hoc xa hoi dac phan van".
• Adding a wildcard symbol may retrieve word variants: ke anh hoc tap, nghien cuu dong thuong ((nganh khong) OR (nhanh chong)) hoc xa hoi dac phan van*.