Perhaps you should try some spelling variations:
thuc nganh » chuc nganh, thuat nganh, thuc hanh
nganh cong » nhanh chong, thanh cong
phan thong » phan thuong, phan hong, phan tong
cach thoi » cac thoi, cach thuc, cach noi
thoi thuc » choi thuc, thai thuc, phoi thuoc
pho thong » he thong
thuc dung » thuoc dung, thuy dung, tuc dung
dung khoa » dung cho
khoa phan » hoa phan, khoa than, khoa phau
cong pho » cong cho, cong ho, cong nho
sach thi » sach thu, sach tai, sach thieu
thi thuc » thai thuc, thi thu, thi thuy
tu cach » tu cac
tu sach » thu sach, su sach, te sach

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 thoi thuc nganh cong pho thong ) or ( tu sach thi thuc dung khoa phan thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu cach thoi thuc nganh cong pho thong ) OR ( tu sach thi thuc dung khoa phan thong ))*.