Perhaps you should try some spelling variations:
thuoc vat » thuc vat, thuoc va, thuoc bat
lam thuoc » nam thuoc, am thuc, cay thuoc
cau treo » cau theo, cau tren, cau triet
vat hanh » vat thanh, van hanh, va hanh
hieu van » hieu va, thien van, lieu va
lang van » dang van, tang van, hoang van
sach ly » sach y, sach lo, sach ty
van lam » van nam
lang xa » lang ha, dang xay
cuu tre » cua tre, cau tren
su sach » so sach, vu sach

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach ly ((lang xa) OR (lang van)) hoi. hieu van lam thuoc vat hanh vi ((cuu tre) or (cau treo))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach ly ((lang xa) OR (lang van)) hoi. hieu van lam thuoc vat hanh vi ((cuu tre) OR (cau treo))*.
• The words AND, OR and NOT may confuse the search; try adding quotes: "su sach ly ((lang xa) OR (lang van)) hoi. hieu van lam thuoc vat hanh vi ((cuu tre) or (cau treo))*".