Perhaps you should try some spelling variations:
nhanh chong » thanh cong, khanh phong
nganh khoa » nganh hoa, nganh khong, doanh khoa
thanh van » thanh san, thanh toan, thanh phan
van thanh » ban thanh, van tuan
hai van » thai van, ha van, hai tan
tu cach » tu cac
cach tu » cach thuc
mon hoc » toan hoc, dong hoc
cuu mon » cuu mo, cuu mot, cuu cong
hoc xa » hoc ma
xa hai » xa thai, xua hai, xa hoi
tu tap » tuc tap, tu thap, tu tai

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cach tu tap, nghien cuu mon hoc ((nganh khoa) or (nhanh chong)) hoc xa hai van thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach tu tap, nghien cuu mon hoc ((nganh khoa) OR (nhanh chong)) hoc xa hai van thanh van.
• Adding a wildcard symbol may retrieve word variants: tu cach tu tap, nghien cuu mon hoc ((nganh khoa) or (nhanh chong)) hoc xa hai van thanh van*.