Perhaps you should try some spelling variations:
thuoc sac » thuoc sach, thuoc dac, thuoc sai
hang vai » hang va, hang tai, hang hai
ban hang » ngan hang
ve cham » va cham, ve chat, vu cham
vai cua » dai cua, hai cua, lai cua
xuc ban » duc ban, cuc ban, quoc ban
cua tre » cua te, cuu tre, cua triet
ky dang » ky danh
ve cam » ve cac, va cam, ve cai
ma hoi » mai hoi, xa hoi, ma hoa

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

• Performing a fuzzy search may retrieve terms with similar spellings: thuoc sac ((ky dang) OR (ky nang)) ma hoi. hieu ((ve cam) or (ve cham)) xuc ban hang vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: thuoc sac ((ky dang) OR (ky nang)) ma hoi. hieu ((ve cam) OR (ve cham)) xuc ban hang vai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "thuoc sac ((ky dang) OR (ky nang)) ma hoi. hieu ((ve cam) or (ve cham)) xuc ban hang vai cua tre".
• Adding a wildcard symbol may retrieve word variants: thuoc sac ((ky dang) OR (ky nang)) ma hoi. hieu ((ve cam) or (ve cham)) xuc ban hang vai cua tre*.