Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
thai cua » than cua, tai cuc, tri cua
cua tre » cua te, cuu tre, cua triet
luc van » luoc van, luu van, duc van
xuc van » duc van, vuc van, xuc ban
hieu va » lieu va, hieu qua
nang o » nang co, nang ho, nang ro
tu san » thu san, tu ban, tu can
tu sac » tu sach, tu cac, tu bac
o lao » o lai

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 san)) ky nang o lao. hieu va cac ((xuc van) or (luc van)) hanh thai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sac) OR (tu san)) ky nang o lao. hieu va cac ((xuc van) OR (luc van)) hanh thai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sac) or (tu san)) ky nang o lao. hieu va cac ((xuc van) or (luc van)) hanh thai cua tre*.