Perhaps you should try some spelling variations:
thuy san » thuat san, thuy anh
hanh tai » thanh tai, hang tai, han tai
cua tre » cua te, cuu tre, cua triet
xuc van » duc van, vuc van, xuc ban
tai cua » thai cua, tai cuc, tri cua
luc van » luoc van, luu van, duc van
hieu va » lieu va, hieu qua
nang o » nang co, nang ho, nang ro
tu bat » tu ban, tu dat
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 bat) or (thuy san)) ky nang o lai. hieu va cac ((xuc van) or (luc van)) hanh tai cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu bat) OR (thuy san)) ky nang o lai. hieu va cac ((xuc van) OR (luc van)) hanh tai cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu bat) or (thuy san)) ky nang o lai. hieu va cac ((xuc van) or (luc van)) hanh tai cua tre*.