Perhaps you should try some spelling variations:
thu bang » thu ban, thu hang, chu bang
cham xuc » cam xuc, chat xuc, cham soc
sach thu » sach thue, sach thieu, sach tham
tu sach » thu sach, su sach, te sach
han tai » hang tai, nhan tai, van tai
hieu ve » hieu va, hieu van
ve cham » va cham, ve chat, vu cham
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va
x hoi » o hoi, x ho, 5 hoi

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 thu bang ((x hoi) or (xa hoi)). hieu ve cham xuc va ((han tai) or (hanh vi)) cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach thu bang ((x hoi) OR (xa hoi)). hieu ve cham xuc va ((han tai) OR (hanh vi)) cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach thu bang ((x hoi) or (xa hoi)). hieu ve cham xuc va ((han tai) or (hanh vi)) cua tre*.