Perhaps you should try some spelling variations:
nghien thu » nghiem thuc, nghiep thuc, nghien cuu
nganh khoa » nganh hoa, nganh khong, doanh khoa
hoc nganh » hoc nhanh
cac thuc » cach thuc, cac thu, can thuc
thuc tap » tuc tap, thuc thai, thuc vat
cong hoc » dong hoc, cong hoa, cong coc
khoa hoc » hoa hoc
nhan van » nhan dan, nhan va, phan van
hoi han » hoi phan, hoi dan, hoa han

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu cac thuc tap, nghien thu cong hoc nganh khoa hoc ma ((hoi han) or (hoi va)) nhan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu cac thuc tap, nghien thu cong hoc nganh khoa hoc ma ((hoi han) OR (hoi va)) nhan van.
• Adding a wildcard symbol may retrieve word variants: tu cac thuc tap, nghien thu cong hoc nganh khoa hoc ma ((hoi han) or (hoi va)) nhan van*.