Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
ban hanh » ban hang
te sach » toc sach
vai cua » dai cua, hai cua, lai cua
cuc ban » cua ban, cac ban, cuu ban
cam cuc » cam xuc, cham cuu, pham cuc
van cam » van nam, van lam, van cau
thi van » thi lan, thi hanh, thi nang
cua tre » cua te, cuu tre, cua triet
ky tang » ky nang, ky dang, kho tang
vu sach » vu bach, su sach, vu khach
ma hoi » mai hoi, xa hoi, me hoi

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: ((te sach) or (vu sach)) ky tang ((ma hoi) or (ma hoa)). thi van cam cuc ban hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((te sach) OR (vu sach)) ky tang ((ma hoi) OR (ma hoa)). thi van cam cuc ban hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((te sach) or (vu sach)) ky tang ((ma hoi) or (ma hoa)). thi van cam cuc ban hanh vai cua tre*.