Perhaps you should try some spelling variations:
cua viet » ca viet, hoa viet, cua vat
chat xuc » chat huu, cam xuc, chao xu
hieu van » hieu va, thien van, lieu va
van chat » cao chat
cua tre » cua te, cuu tre, cua triet
te sach » toc sach
v nang » va nang, vu nang, van nang
y nang » ky nang, ly nang, may nang
xuc va » duc va, tuc va, luc va
va dan » ca dan, va dao, va dau
dan vi » doan vi, don vi, dan va

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 ((y nang) or (v nang)) xa hoi. hieu van chat xuc va dan vi ((cua tre) or (cua viet))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach ((y nang) OR (v nang)) xa hoi. hieu van chat xuc va dan vi ((cua tre) OR (cua viet)).
• Adding a wildcard symbol may retrieve word variants: te sach ((y nang) or (v nang)) xa hoi. hieu van chat xuc va dan vi ((cua tre) or (cua viet))*.