Perhaps you should try some spelling variations:
cuon sach » duong sach, cuoc cach, co sach
tu sach » thu sach, su sach, tu cach
te sach » toc sach
nang xa » nang x, lang xa, nang ma
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, chat xuc
cua tre » cua te, cuu tre, cua triet
ve cac » va cac, vien cac
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau
ca cua » co cua

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) or (te sach))) or (cuon sach)) ky nang xa hoi. hieu ve cac xuc va dan ca cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tu sach) OR (te sach))) OR (cuon sach)) ky nang xa hoi. hieu ve cac xuc va dan ca cua tre.
• Adding a wildcard symbol may retrieve word variants: ((((tu sach) or (te sach))) or (cuon sach)) ky nang xa hoi. hieu ve cac xuc va dan ca cua tre*.