Perhaps you should try some spelling variations:
phan thong » phan thuong, phan hong, phan tong
sach nham » sach nha, sach tham, sach han
nham thuc » nhan thuc, nam thuc, nham thu
thuc bach » truc bach, thuoc sach, thuc hanh
ban thong » ban trong, ban tuong, ban tong
thuc cach » thuoc sach, truoc cach, thuc hanh
cach hoan » cac khoan, hach toan, sach han
hoan phan » hoa phan, toan phan, doan phan
bach hoa » bach khoa, bach ha, hoach hoa
sach dao » lanh dao
dao thuc » dan thuc, dao tuc, do thuc
tu sach » thu sach, su sach, te sach
hoa ban » hoa dan, hoa van, hoa han

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( tu sach nham thuc bach hoa ban thong ) or ( tu sach dao thuc cach hoan phan thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach nham thuc bach hoa ban thong ) OR ( tu sach dao thuc cach hoan phan thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach nham thuc bach hoa ban thong ) or ( tu sach dao thuc cach hoan phan thong ))*.