Perhaps you should try some spelling variations:
ban thanh » ban hanh, ban hang
lam thuoc » nam thuoc, am thuc, cay thuoc
sach hoi » sach doi, sach moi, cach thoi
sach lo » sach dao, sach doi, sach moi
nang xa » nang x, lang xa, nang ma
va tinh » may tinh
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
va lam » van lam, va lap

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

• Performing a fuzzy search may retrieve terms with similar spellings: te ((sach lo) OR (sach hoi)) nang xa hoi. lieu va lam thuoc ((va tinh) or (ban thanh)) tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te ((sach lo) OR (sach hoi)) nang xa hoi. lieu va lam thuoc ((va tinh) OR (ban thanh)) tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "te ((sach lo) OR (sach hoi)) nang xa hoi. lieu va lam thuoc ((va tinh) or (ban thanh)) tai cua tre".
• Adding a wildcard symbol may retrieve word variants: te ((sach lo) OR (sach hoi)) nang xa hoi. lieu va lam thuoc ((va tinh) or (ban thanh)) tai cua tre*.