Perhaps you should try some spelling variations:
thuoc cach » thuoc sach, thuc cach, truoc cach
nghe thuc » nghe thu, nghe thuat
thuc nang » chuc nang, thuc trang, thich nang
luc nganh » luc ngan, chuc nganh, luat nganh
nganh hoa » thanh hoa, khanh hoa, danh hoa
cach hoc » cach thuc, cach thoi, dich hoc
phan van » pham van, thanh van, luan van
hoi van » hoi va, hai van, hoi han
hoi dan » hoa dan, hoc dan, hoi dap
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: thuoc cach hoc tap, nghe thuc nang luc nganh hoa hoc xa ((hoi van) or (hoi dan)) phan van~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc cach hoc tap, nghe thuc nang luc nganh hoa hoc xa ((hoi van) OR (hoi dan)) phan van.
• Adding a wildcard symbol may retrieve word variants: thuoc cach hoc tap, nghe thuc nang luc nganh hoa hoc xa ((hoi van) or (hoi dan)) phan van*.