Perhaps you should try some spelling variations:
van hanh » van thanh, ban hanh, van anh
hieu van » hieu va, thien van, lieu va
te sach » toc sach
cac xuc » cam xuc, cac nuoc, chat xuc
cua tre » cuu tre, cua triet, dua tren
hanh di » hanh vi, hanh de, hang di
xuc van » duc van, luc van, xuc ban
van cac » van hac, van cau, van bac
v nang » va nang, vu nang, van nang
cua te » cua tu

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

• Performing a fuzzy search may retrieve terms with similar spellings: te sach ((ky nang) or (v nang)) xa hoi. hieu van cac xuc van hanh di ((cua tre) OR (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((ky nang) OR (v nang)) xa hoi. hieu van cac xuc van hanh di ((cua tre) OR (cua te)).
• The words AND, OR and NOT may confuse the search; try adding quotes: "te sach ((ky nang) or (v nang)) xa hoi. hieu van cac xuc van hanh di ((cua tre) OR (cua te))".
• Adding a wildcard symbol may retrieve word variants: te sach ((ky nang) or (v nang)) xa hoi. hieu van cac xuc van hanh di ((cua tre) OR (cua te))*.