Perhaps you should try some spelling variations:
tham thuoc » pham thuoc, tham thuc, nha thuoc
thuoc sinh » hoc sinh, thu sinh, thuoc sach
phan thong » phan thuong, phan hong, phan tong
sach tham » sach nha
sinh hoat » sinh hoc, sinh vat
doi thong » doi thuong, doi tuong, doi trong
sach thon » sach thuong, cach thoi, sach han
thon nuoc » trong nuoc, thoat nuoc, hoc nuoc
nuoc sach » nguoi sach, hoc sach, cuoc cach
sach nghe » sach nghiep, sach nha, anh nghe
nghe phan » nghe nhan, nghe thang, nghe dan
hoat doi » hoa doi, hat doi, hoat dong
tu sach » thu sach, su sach, tu cach
te sach » toc 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 sach tham thuoc sinh hoat doi thong ) or ( te sach thon nuoc sach nghe phan thong ))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (( tu sach tham thuoc sinh hoat doi thong ) OR ( te sach thon nuoc sach nghe phan thong )).
• Adding a wildcard symbol may retrieve word variants: (( tu sach tham thuoc sinh hoat doi thong ) or ( te sach thon nuoc sach nghe phan thong ))*.