Perhaps you should try some spelling variations:
dieu tra » dieu tri, kiem tra, dieu cua
cua tre » cua te, cuu tre, cua triet
va hanh » van hanh, va thanh, va danh
tra cac » tra cau, tri cac, tranh cac
cac xuc » cam xuc, cac nuoc, chat xuc
nang ma » tang ma, sang ma, nang cao
va dan » ca dan, va dao, va dau
tu san » thu san, tu ban, tu can
ca cua » co cua
tu sai » tu bai, tu cai, tu 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 sai) or (tu san)) ky nang ma hoa. dieu tra cac xuc ((va dan) or (va hanh)) ca cua tre~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu sai) OR (tu san)) ky nang ma hoa. dieu tra cac xuc ((va dan) OR (va hanh)) ca cua tre.
• Adding a wildcard symbol may retrieve word variants: ((tu sai) or (tu san)) ky nang ma hoa. dieu tra cac xuc ((va dan) or (va hanh)) ca cua tre*.