Perhaps you should try some spelling variations:
nganh khoa » nganh hoa, nganh khong, doanh khoa
nghiep va » nghiep vu
hoa nganh » hoc nganh, khoi nganh, hoa doanh
cach hoc » cach thuc, cach thoi, dich hoc
cong hoa » dong hoa, dong hoc, hang hoa
khoa hoc » hoa hoc
phan dau » hang dau
tu cach » tu cac
va cong » tai cong, cua cong
hoc xa » hoc ma

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 hoc tap, nghiep va cong hoa nganh khoa hoc xa hoi va ((phan dau) OR (phan tu))~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoc tap, nghiep va cong hoa nganh khoa hoc xa hoi va ((phan dau) OR (phan tu))".
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nghiep va cong hoa nganh khoa hoc xa hoi va ((phan dau) OR (phan tu))*.