Perhaps you should try some spelling variations:
chat xuc » chat huu, cam xuc, chao xu
ban hanh » ban hang
hanh tai » thanh tai, hang tai, han tai
su sach » so sach, vu sach
cao hoc » co hoc, cho hoc, chat hoc
hieu ve » hieu va, hieu van
cac xuc » cam xuc, cac nuoc, cac cuoc
tai cua » thai cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
y nang » ky nang, ly nang, v nang

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

• Performing a fuzzy search may retrieve terms with similar spellings: su sach y nang cao hoc. hieu ve ((cac xuc) or (chat xuc)) ban hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: su sach y nang cao hoc. hieu ve ((cac xuc) OR (chat xuc)) ban hanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: su sach y nang cao hoc. hieu ve ((cac xuc) or (chat xuc)) ban hanh tai cua tre*.