Perhaps you should try some spelling variations:
qua cham » qua hai, qua cac, va cham
te sach » toc sach
sach ty » sach y, sach tu, sach thu
ty nang » ky nang, ty xang, ty hang
nang xa » nang x, lang xa, nang ma
hanh di » hanh vi, hanh de, hang di
xuc va » tuc va, luc va, xac va
di cua » dai cua, doi cua, de cua
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ty nang xa hoi. hieu qua cham ((xuc va) or (duc va)) hanh di cua te~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ty nang xa hoi. hieu qua cham ((xuc va) OR (duc va)) hanh di cua te.
• Adding a wildcard symbol may retrieve word variants: te sach ty nang xa hoi. hieu qua cham ((xuc va) or (duc va)) hanh di cua te*.