Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
ban hang » ngan hang
tu sach » thu sach, su sach, te sach
ly hang » ly quang
van cam » van nam, van lam, van cau
xuc ban » duc ban, cuc ban, quoc ban
hang vi » hang va, hanh vi, hang di
cua tre » cua te, cuu tre, cua triet
vi cua » vai cua, di 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 ((ly hang) or (ty xang)) xa hoi. hieu van cam xuc ban hang vi cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach ((ly hang) OR (ty xang)) xa hoi. hieu van cam xuc ban hang vi cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach ((ly hang) or (ty xang)) xa hoi. hieu van cam xuc ban hang vi cua tre*.