Perhaps you should try some spelling variations:
khau thuong » khac thuong, khai thuong, khau thong
thuoc dang » thuoc dung, thuoc khang, thuc dan
phan thong » phan thuong, phan hong, phan tong
thuoc sach » hoc sach, nuoc sach, thuat sach
dao thuoc » cao thuoc, tao thuoc, dang thuoc
tri thuoc » tri thuc, tri hoc, tin thuoc
sach nhap » sach nha, sach phap, sach tham
dang hoa » dang hoai, dang khoa, dong hoa
hoa phan » hoa dan, co phan
sach tri » sach tai, sach tren, sach truc
te lanh » te danh, te lan, tu lanh
so sach » so sanh, bo sach, co sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: (( te lanh dao thuoc dang hoa phan thong ) or ( so sach tri thuoc sach nhap khau thuong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( te lanh dao thuoc dang hoa phan thong ) OR ( so sach tri thuoc sach nhap khau thuong )).
• Adding a wildcard symbol may retrieve word variants: (( te lanh dao thuoc dang hoa phan thong ) or ( so sach tri thuoc sach nhap khau thuong ))*.