Perhaps you should try some spelling variations:
hanh thai » nhanh thai, hinh thai, hanh tai
van hanh » van thanh, ban hanh, van anh
cac xuc » cam xuc, cac nuoc, chat xuc
cua tre » cuu tre, cua triet, dua tren
thu san » thuy san, thu ban, phu san
hieu ve » hieu va, hieu van
xuc van » duc van, luc van, vuc van
tu bac » tu ban, tu cac, tu bat
ve cac » va cac, vien cac
nang o » nang co, nang ho, nang ro
cua te » cua tu
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 bac) or (thu san)) ky nang o lai. hieu ve cac xuc van hanh thai ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: ((tu bac) OR (thu san)) ky nang o lai. hieu ve cac xuc van hanh thai ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "((tu bac) or (thu san)) ky nang o lai. hieu ve cac xuc van hanh thai ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: ((tu bac) or (thu san)) ky nang o lai. hieu ve cac xuc van hanh thai ((cua tre) OR (cua te))*.