Perhaps you should try some spelling variations:
tinh sach » tinh cach, tinh mach, sinh sach
sach van » sach han, sach va, bach van
tu sach » thu sach, su sach, te 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
va tinh » may tinh
van anh » van thanh, tuan anh, van minh
cuu tre » cua tre, cau tren, cau treo
anh vi » hanh vi, anh va, anh ve
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: tu sach ty nang xa hoi. lieu va tinh sach van anh vi ((cuu tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ty nang xa hoi. lieu va tinh sach van anh vi ((cuu tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: tu sach ty nang xa hoi. lieu va tinh sach van anh vi ((cuu tre) or (cua te))*.