Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
khong thuoc » khang thuoc, hong phuoc, dong thuoc
hoc nganh » hoc nhanh
cach hoc » cach thuc, cach thoi, dich hoc
cuu cong » cua cong, thu cong, cac cong
cong hoc » dong hoc, cong hoa, cong coc
thuoc xa » thuoc ma, thuoc va, thuoc la
van phan » van phong, van thanh, luan phan
te cach » ve cach, te sach, tu cach
va phan » va phat, va phap, hoa phan

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

• Performing a fuzzy search may retrieve terms with similar spellings: te cach hoc tap, nghien cuu cong hoc nganh khong thuoc xa hoi ((va phan) OR (van phan)) va~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te cach hoc tap, nghien cuu cong hoc nganh khong thuoc xa hoi ((va phan) OR (van phan)) va".
• Adding a wildcard symbol may retrieve word variants: te cach hoc tap, nghien cuu cong hoc nganh khong thuoc xa hoi ((va phan) OR (van phan)) va*.