Perhaps you should try some spelling variations:
thanh vi » thanh va, thanh ve, nhanh vi
tu sach » thu sach, su sach, te sach
sach ky » sac ky, sach y, sach ty
nang xa » nang x, lang xa, nang ma
hieu va » lieu va, hieu qua
cuu tre » cua tre, cau tren, cau treo
va cam » va cham, va cac, va cao
xuc va » duc va, tuc va, luc va
cua su » qua su

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

• Performing a fuzzy search may retrieve terms with similar spellings: tu sach ky nang xa hoi. hieu va cam xuc va ((thanh vi) or (hanh vi)) ((cua su) or (cuu tre))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ky nang xa hoi. hieu va cam xuc va ((thanh vi) OR (hanh vi)) ((cua su) OR (cuu tre)).
• Adding a wildcard symbol may retrieve word variants: tu sach ky nang xa hoi. hieu va cam xuc va ((thanh vi) or (hanh vi)) ((cua su) or (cuu tre))*.