Perhaps you should try some spelling variations:
cua thuoc » nha thuoc, cay thuoc, cua nuoc
ban thanh » ban hanh
vu khach » vu khanh, vu khac, vay khach
khach ky » hanh ky, thanh ky
nam thuc » nam thuoc, am thuc, nam thu
ban hang » ngan hang
ky tang » ky nang, ky dang, kho tang
tang xa » trang xa, tang ma, lang xa
hieu va » lieu va, hieu qua
doi cua » dai cua, hoi cua
va nam » van nam, ha nam, va nay

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

• Performing a fuzzy search may retrieve terms with similar spellings: vu khach ky tang xa hoi. hieu va nam thuc ((ban thanh) OR (ban hang)) doi cua thuoc~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu khach ky tang xa hoi. hieu va nam thuc ((ban thanh) OR (ban hang)) doi cua thuoc".
• Adding a wildcard symbol may retrieve word variants: vu khach ky tang xa hoi. hieu va nam thuc ((ban thanh) OR (ban hang)) doi cua thuoc*.