Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
khach ky » hanh ky, thanh ky
ban hang » ngan hang
van hanh » van thanh, ban hanh, van anh
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
luy tre » luyen tre
ve cac » va cac, vien cac
vi luy » vi lua, vi luu
x hoi » xa hoi, o hoi, x ho

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 nang x hoi. hieu ve cac xuc ((((ban hang) or (van hanh))) or (gia thanh)) vi luy tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach ky nang x hoi. hieu ve cac xuc ((((ban hang) OR (van hanh))) OR (gia thanh)) vi luy tre.
• Adding a wildcard symbol may retrieve word variants: vu khach ky nang x hoi. hieu ve cac xuc ((((ban hang) or (van hanh))) or (gia thanh)) vi luy tre*.