Perhaps you should try some spelling variations:
thu sach » thuat sach, thuoc sach, thu hoach
hoc sach » hoc sinh, hoc cac, hoc anh
cham xuc » cam xuc, chat xuc, cham soc
tu sach » su sach, te sach, tu cach
nang xa » nang x, lang xa, nang ma
va cham » va chat, va tham
han tai » hang tai, nhan tai, van tai
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va
va han » va phan, van han, va hanh

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 (thu sach))) or (hoc sach)) ky nang xa hoi. lieu va cham xuc va han tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((((tu sach) OR (thu sach))) OR (hoc sach)) ky nang xa hoi. lieu va cham xuc va han tai cua tre.
• The words AND, OR and NOT may confuse the search; try adding quotes: "((((tu sach) OR (thu sach))) or (hoc sach)) ky nang xa hoi. lieu va cham xuc va han tai cua tre".
• Adding a wildcard symbol may retrieve word variants: ((((tu sach) OR (thu sach))) or (hoc sach)) ky nang xa hoi. lieu va cham xuc va han tai cua tre*.