Perhaps you should try some spelling variations:
nganh khong » nganh cong, nhanh chong, nganh nong
goc nganh » hoc nganh, hoc nhanh, cac nganh
cach hoc » cach thuc, cach thoi, dich hoc
thuoc le » thuoc la, thuong le, thuoc ma
thuoc he » thuoc ho, thuoc theo, hoc he
tu cach » tu cac
huu mot » cuu mot, huy mot, hieu mot
hoi dan » hoa dan, hoc dan, hoi dap
dan von » van von, dan mon, dan bon

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, nhiem huu mot goc nganh khong ((thuoc le) OR (thuoc he)) hoi dan von tai~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu cach hoc tap, nhiem huu mot goc nganh khong ((thuoc le) OR (thuoc he)) hoi dan von tai".
• Adding a wildcard symbol may retrieve word variants: tu cach hoc tap, nhiem huu mot goc nganh khong ((thuoc le) OR (thuoc he)) hoi dan von tai*.