Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
vien cac » vien bach, vien dai, vien da
cuc ban » cua ban, cac ban, cuu ban
xuc ban » duc ban, quoc ban, xuat ban
te sach » toc sach
tang ma » mang may, tang van
sach v » sach va, sach y, sach 2
ve cac » va cac
ma hoi » mai hoi, xa hoi, ma hoa
v tang » 6 tang, 7 tang, 5 tang
vi cua » vai cua, di cua

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 v tang ma hoi. hieu ((ve cac) or (vien cac)) ((xuc ban) or (cuc ban)) hanh vi cua thuoc~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach v tang ma hoi. hieu ((ve cac) OR (vien cac)) ((xuc ban) OR (cuc ban)) hanh vi cua thuoc.
• Adding a wildcard symbol may retrieve word variants: te sach v tang ma hoi. hieu ((ve cac) or (vien cac)) ((xuc ban) or (cuc ban)) hanh vi cua thuoc*.