Perhaps you should try some spelling variations:
phan thong » phan thuong, phan hong, phan tong
nam thuoc » nam thuc, nam thu, nha thuoc
thuoc ban » thuoc tan, thuoc dang, thu ban
sach hieu » sach thieu, sach tien, manh hieu
hanh khoa » hang khoa, anh khoa, hanh hoa
thu thong » thuy thong, thu thang, thu tuong
sach nam » sach nay, sach tham, sach nang
hoa phan » hoa dan, co phan
toc sach » hoc sach, doc sach, thuoc sach
hieu tuc » hieu thuc, hieu luc, hieu thuoc
tuc hanh » thuc hanh, tuc thanh, duc hanh
khoa thu » khoa than, hoai thu, ho thu
tu sach » thu sach, su sach, te sach
ban hoa » van hoa, ba hoa, bao hoa

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 nam thuoc ban hoa phan thong ) or ( toc sach hieu tuc hanh khoa thu thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach nam thuoc ban hoa phan thong ) OR ( toc sach hieu tuc hanh khoa thu thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach nam thuoc ban hoa phan thong ) or ( toc sach hieu tuc hanh khoa thu thong ))*.