Perhaps you should try some spelling variations:
sach thue » sach thieu, sach tham, cach thuc
sach thu » sach thieu, sach tham, cach thuc
hanh va » hang va, hanh vi
han tai » hang tai, nhan tai, van tai
cac xuc » cam xuc, cac nuoc, chat xuc
cua tre » cua te, cuu tre, cua triet
hieu ve » hieu va, hieu van
bang x » nang x, bang _, bang 2
xuc va » duc va, tuc va, luc va
ve cac » va cac, vien cac
x hoi » xa hoi, o hoi, x ho

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