Perhaps you should try some spelling variations:
hanh vai » hanh vi, hanh va, hanh tai
cham xuc » cam xuc, chat xuc, cham soc
hieu su » hieu sau, tieu su, hieu so
vai cua » dai cua, hai cua, lai cua
va hanh » van hanh, va thanh, va danh
su cham » su pham, tu cham, vu cham
tu sach » thu sach, su sach, te sach
nang ma » tang ma, sang ma, nang cao
lang xa » lang ha, dang xay, lang van
mang xa » mang may, dang xay, mang cua
cua tre » cua te, cuu tre, cua triet
xuc va » duc va, tuc va, luc va

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 y ((((mang xa) or (lang xa))) or (nang ma)) hoi. hieu su cham xuc va hanh vai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: tu sach y ((((mang xa) OR (lang xa))) OR (nang ma)) hoi. hieu su cham xuc va hanh vai cua tre.
• Adding a wildcard symbol may retrieve word variants: tu sach y ((((mang xa) or (lang xa))) or (nang ma)) hoi. hieu su cham xuc va hanh vai cua tre*.