Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
hoc nganh » hoc nhanh
khong hoc » khung hoc, thong hoc, khong thuoc
cach hoc » cach thuc, cach thoi, dich hoc
tan nhan » tran nhan, van nhan, ban nhan
tao nhan » ca nhan, tue nhan, tri nhan
su cach » su sach, tu cach, su cac
hoc xua » hoc cua, hoc xa, hoc lua
xua hai » qua hai, cua hai, xa hai
mo hoc » mon hoc, co hoc

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 hoc tap, nghien cuu mo hoc nganh khong hoc xua hai ((tan nhan) or (tao nhan)) va~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su cach hoc tap, nghien cuu mo hoc nganh khong hoc xua hai ((tan nhan) OR (tao nhan)) va.
• Adding a wildcard symbol may retrieve word variants: su cach hoc tap, nghien cuu mo hoc nganh khong hoc xua hai ((tan nhan) or (tao nhan)) va*.