Perhaps you should try some spelling variations:
cach thuc » anh thuc, cac thu
hoc nganh » hoc nhanh
khong hoc » khung hoc, khong thuoc, khong chuc
thong hoc » thuong hoc, tuong hoc, thong hoa
thuc tap » tuc tap, thuc thai, thuc vat
tan nhan » tran nhan, tao nhan, van nhan
nhan dan » phan dau, gian dan, nhan tai
su cach » su sach, tu cach, su cac
hai tan » hai van, hai quan
mo hoc » mon hoc, co hoc
xa hai » xa thai, xua hai, xa hoi

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

• Performing a fuzzy search may retrieve terms with similar spellings: su cach thuc tap, nghien cuu mo hoc nganh ((khong hoc) or (thong hoc)) xa hai tan nhan dan~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach thuc tap, nghien cuu mo hoc nganh ((khong hoc) OR (thong hoc)) xa hai tan nhan dan.
• Adding a wildcard symbol may retrieve word variants: su cach thuc tap, nghien cuu mo hoc nganh ((khong hoc) or (thong hoc)) xa hai tan nhan dan*.