Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
nghien huu » nghien cuu, nguyen huu, nhiem huu
cach thuc » anh thuc, cac thu
nganh hoa » thanh hoa, khanh hoa, danh hoa
van thanh » ban thanh, van tuan
thanh van » thanh san, thanh toan, thanh phan
thuc tap » tuc tap, thuc thai, thuc vat
tu cach » tu cac
huu mot » cuu mot, huy mot, hieu mot
mot hoc » mon hoc, mo hoc, mot goc
hai van » thai van, ha van, hai tan
ma hai » ta hai, va hai, xa hai

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 thuc tap, nghien huu mot hoc ((nganh khong) or (nganh hoa)) hoc ma hai van thanh van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cach thuc tap, nghien huu mot hoc ((nganh khong) OR (nganh hoa)) hoc ma hai van thanh van.
• Adding a wildcard symbol may retrieve word variants: tu cach thuc tap, nghien huu mot hoc ((nganh khong) or (nganh hoa)) hoc ma hai van thanh van*.