Perhaps you should try some spelling variations:
nang xa » nang x, lang xa, nang ma
hieu vu » hieu va, hieu ve, hieu su
vu cham » va cham, vu kham, tu cham
soc van » hoc van, oc van, sac van
hanh ve » hanh vi, hanh va
cuu tre » cua tre, cau tren, cau treo
tu sac » tu sach, tu cac, tu san
sac ky » cac ky, sai ky
anh ve » anh va, anh viet, thanh ve

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: tu sac ky nang xa hoi. hieu vu cham soc van ((anh ve) OR (((hanh ve) OR (hanh kem)))) cuu tre~.
• The words AND, OR and NOT may confuse the search; try adding quotes: "tu sac ky nang xa hoi. hieu vu cham soc van ((anh ve) or (((hanh ve) OR (hanh kem)))) cuu tre~".
• Adding a wildcard symbol may retrieve word variants: tu sac ky nang xa hoi. hieu vu cham soc van ((anh ve) or (((hanh ve) OR (hanh kem)))) cuu tre*.