Perhaps you should try some spelling variations:
nam thuoc » nam thuc, nam thu, nha thuoc
thanh ve » hanh ve, thanh va, thanh vien
thanh vi » hanh vi, thanh va, nhanh vi
thuoc ma » hoc ma, duoc ma
sach ky » sac ky, sach y, sach ty
vu sach » vu bach, su sach, vu khach
hieu ve » hieu va, hieu van
lang xa » lang ha, dang xay, lang van
nang xa » nang x, nang ma, mang xa
ve nam » he nam, va nam, le nam
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu sach ky ((nang xa) or (lang xa)) hoi. hieu ve nam thuoc ma ((thanh vi) OR (thanh ve)) cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu sach ky ((nang xa) OR (lang xa)) hoi. hieu ve nam thuoc ma ((thanh vi) OR (thanh ve)) cua te.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu sach ky ((nang xa) or (lang xa)) hoi. hieu ve nam thuoc ma ((thanh vi) OR (thanh ve)) cua te".
• Adding a wildcard symbol may retrieve word variants: vu sach ky ((nang xa) or (lang xa)) hoi. hieu ve nam thuoc ma ((thanh vi) OR (thanh ve)) cua te*.