Perhaps you should try some spelling variations:
dung sai » dung tai, dung va, dung dat
phat xuc » chat xuc, phat xuat, phap xu
ban hang » ngan hang
ky dung » ly dung, ky dang, ky vung
sai hoi » dai hoi, lai hoi, mai hoi
hieu va » lieu va, hieu qua
xuc ban » duc ban, cuc ban, quoc ban
tu san » thu san, tu ban, tu can
san ky » sang ky, van ky, dan ky
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: tu san ky dung sai hoi. hieu va phat xuc ban hang ((vi cua) or (dai cua)) te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu san ky dung sai hoi. hieu va phat xuc ban hang ((vi cua) OR (dai cua)) te.
• Adding a wildcard symbol may retrieve word variants: tu san ky dung sai hoi. hieu va phat xuc ban hang ((vi cua) or (dai cua)) te*.