Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
hieu van » hieu va, thien van, lieu va
thai cua » than cua, tai cuc, tri cua
van hanh » van thanh, ban hanh, van anh
xuc van » duc van, luc van, vuc van
cac xuc » cam xuc, cac nuoc, chat xuc
van cac » van hac, van cau, van bac
cua tre » cua te, cuu tre, cua triet
nang o » nang co, nang ho, nang ro
tu ban » thu ban, te ban
tu can » tu cac, thu canh
tu sac » tu sach, tu cac, tu san
o lai » o lao

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

• Performing a fuzzy search may retrieve terms with similar spellings: ((tu sac) or (((tu can) or (tu ban)))) ky nang o lai. hieu van cac xuc van hanh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (((tu can) OR (tu ban)))) ky nang o lai. hieu van cac xuc van hanh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (((tu can) or (tu ban)))) ky nang o lai. hieu van cac xuc van hanh thai cua tre*.