Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hanh vai » hanh vi, hanh va, hanh tai
cua viet » ca viet, hoa viet, cua vat
te sach » toc sach
su sach » so sach, vu sach
nang xa » lang xa, nang ma, mang xa
va cham » va chat, va tham
soc van » hoc van, oc van, sac van
vai cua » dai cua, hai cua, lai cua

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: ((te sach) OR (su sach)) y ((nang xa) OR (nang x)) hoi. lieu va cham soc van hanh vai cua viet~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((te sach) or (su sach)) y ((nang xa) OR (nang x)) hoi. lieu va cham soc van hanh vai cua viet~".
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (su sach)) y ((nang xa) OR (nang x)) hoi. lieu va cham soc van hanh vai cua viet*.