Perhaps you should try some spelling variations:
hieu van » hieu va, thien van, lieu va
van dinh » van minh, van dich, va dinh
te sach » toc sach
nang xa » nang x, lang xa, nang ma
van hao » van dao, van ha, van bao
va tinh » may tinh
cua tre » cuu tre, cua triet, dua tren
y nang » ky nang, ly nang, v nang
hao xu » chao xu, dao xu, hai xu
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 y nang xa hoi. hieu van hao xu ((va tinh) or (van dinh)) va ((cua tre) or (cua te))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: te sach y nang xa hoi. hieu van hao xu ((va tinh) OR (van dinh)) va ((cua tre) OR (cua te)).
• Adding a wildcard symbol may retrieve word variants: te sach y nang xa hoi. hieu van hao xu ((va tinh) or (van dinh)) va ((cua tre) or (cua te))*.