Perhaps you should try some spelling variations:
vu khach » vu khanh, vu khac, vay khach
khach ky » hanh ky, thanh ky
van hanh » van thanh, ban hanh, van anh
lam duoc » nam duoc, luat duoc, lam thuoc
cua viet » ca viet, hoa viet, cua vat
thi hanh » thi thanh
lam xuc » cam xuc
va hanh » va thanh, va danh, ban hanh
ky hang » ky nang, ly hang, ky dang
vai cua » dai cua, hai cua, lai cua
va hoi » xa hoi, va hoc, va hoa

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

• If you are trying to use Boolean operators, they must be ALL CAPS: vu khach ky hang va hoi. thi hanh ((lam xuc) OR (lam duoc)) ((va hanh) OR (van hanh)) vai cua viet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "vu khach ky hang va hoi. thi hanh ((lam xuc) or (lam duoc)) ((va hanh) OR (van hanh)) vai cua viet~".
• Adding a wildcard symbol may retrieve word variants: vu khach ky hang va hoi. thi hanh ((lam xuc) or (lam duoc)) ((va hanh) OR (van hanh)) vai cua viet*.