Perhaps you should try some spelling variations:
cua triet » cua viet, su triet, va triet
cham xuc » cam xuc, chat xuc, cham soc
van hanh » van thanh, ban hanh, van anh
tu sach » thu sach, su sach, te sach
hieu tu » chieu tu, hieu tuc, hien tu
tu cham » toc cham, thi cham
xuc van » duc van, luc van, xuc ban
cua tre » cua te, cuu tre, dua tren
y nang » ky nang, ly nang, may nang
v nang » va nang, vu nang, van nang

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

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